diff --git a/.changeset/brown-dingos-taste.md b/.changeset/brown-dingos-taste.md
new file mode 100644
index 000000000..3aea43be6
--- /dev/null
+++ b/.changeset/brown-dingos-taste.md
@@ -0,0 +1,9 @@
+---
+"@onflow/transport-http": minor
+"@onflow/typedefs": minor
+"@onflow/types": minor
+"@onflow/fcl": minor
+"@onflow/sdk": minor
+---
+
+TS conversion
diff --git a/package-lock.json b/package-lock.json
index 71963fc99..35eef3738 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -14,11 +14,15 @@
         "@changesets/cli": "^2.21.1",
         "@types/jest": "^29.5.3",
         "@types/node": "^18.11.18",
+        "@typescript-eslint/eslint-plugin": "^6.3.0",
+        "@typescript-eslint/parser": "^6.3.0",
+        "eslint": "^8.46.0",
         "jest": "^29.5.0",
         "jest-environment-jsdom": "^29.5.0",
         "lerna": "^6.6.2",
         "prettier": "^2.6.2",
-        "ts-jest": "^29.1.1"
+        "ts-jest": "^29.1.1",
+        "typescript": "^5.1.6"
       }
     },
     "node_modules/@aashutoshrathi/word-wrap": {
@@ -175,8 +179,7 @@
     },
     "node_modules/@babel/helper-create-class-features-plugin": {
       "version": "7.22.15",
-      "resolved": "https://registry.npmjs.org/@babel/helper-create-class-features-plugin/-/helper-create-class-features-plugin-7.22.15.tgz",
-      "integrity": "sha512-jKkwA59IXcvSaiK2UN45kKwSC9o+KuoXsBDvHvU/7BecYIp8GQ2UwrVvFgJASUT+hBnwJx6MhvMCuMzwZZ7jlg==",
+      "license": "MIT",
       "dependencies": {
         "@babel/helper-annotate-as-pure": "^7.22.5",
         "@babel/helper-environment-visitor": "^7.22.5",
@@ -240,8 +243,7 @@
     },
     "node_modules/@babel/helper-environment-visitor": {
       "version": "7.22.20",
-      "resolved": "https://registry.npmjs.org/@babel/helper-environment-visitor/-/helper-environment-visitor-7.22.20.tgz",
-      "integrity": "sha512-zfedSIzFhat/gFhWfHtgWvlec0nqB9YEIVrpuwjruLlXfUSnA8cJB0miHKwqDnQ7d32aKo2xt88/xZptwxbfhA==",
+      "license": "MIT",
       "engines": {
         "node": ">=6.9.0"
       }
@@ -279,8 +281,7 @@
     },
     "node_modules/@babel/helper-member-expression-to-functions": {
       "version": "7.23.0",
-      "resolved": "https://registry.npmjs.org/@babel/helper-member-expression-to-functions/-/helper-member-expression-to-functions-7.23.0.tgz",
-      "integrity": "sha512-6gfrPwh7OuT6gZyJZvd6WbTfrqAo7vm4xCzAXOusKqq/vWdKXphTpj5klHKNmRUU6/QRGlBsyU9mAIPaWHlqJA==",
+      "license": "MIT",
       "dependencies": {
         "@babel/types": "^7.23.0"
       },
@@ -290,8 +291,7 @@
     },
     "node_modules/@babel/helper-module-imports": {
       "version": "7.22.15",
-      "resolved": "https://registry.npmjs.org/@babel/helper-module-imports/-/helper-module-imports-7.22.15.tgz",
-      "integrity": "sha512-0pYVBnDKZO2fnSPCrgM/6WMc7eS20Fbok+0r88fp+YtWVLZrp4CkafFGIp+W0VKw4a22sgebPT99y+FDNMdP4w==",
+      "license": "MIT",
       "dependencies": {
         "@babel/types": "^7.22.15"
       },
@@ -301,8 +301,7 @@
     },
     "node_modules/@babel/helper-module-transforms": {
       "version": "7.23.0",
-      "resolved": "https://registry.npmjs.org/@babel/helper-module-transforms/-/helper-module-transforms-7.23.0.tgz",
-      "integrity": "sha512-WhDWw1tdrlT0gMgUJSlX0IQvoO1eN279zrAUbVB+KpV2c3Tylz8+GnKOLllCS6Z/iZQEyVYxhZVUdPTqs2YYPw==",
+      "license": "MIT",
       "dependencies": {
         "@babel/helper-environment-visitor": "^7.22.20",
         "@babel/helper-module-imports": "^7.22.15",
@@ -404,16 +403,14 @@
     },
     "node_modules/@babel/helper-validator-identifier": {
       "version": "7.22.20",
-      "resolved": "https://registry.npmjs.org/@babel/helper-validator-identifier/-/helper-validator-identifier-7.22.20.tgz",
-      "integrity": "sha512-Y4OZ+ytlatR8AI+8KZfKuL5urKp7qey08ha31L8b3BwewJAoJamTzyvxPR/5D+KkdJCGPq/+8TukHBlY10FX9A==",
+      "license": "MIT",
       "engines": {
         "node": ">=6.9.0"
       }
     },
     "node_modules/@babel/helper-validator-option": {
       "version": "7.22.15",
-      "resolved": "https://registry.npmjs.org/@babel/helper-validator-option/-/helper-validator-option-7.22.15.tgz",
-      "integrity": "sha512-bMn7RmyFjY/mdECUbgn9eoSY4vqvacUnS9i9vGAGttgFWesO6B4CYWA7XlpbWgBt71iv/hfbPlynohStqnu5hA==",
+      "license": "MIT",
       "engines": {
         "node": ">=6.9.0"
       }
@@ -1142,8 +1139,7 @@
     },
     "node_modules/@babel/plugin-transform-modules-commonjs": {
       "version": "7.23.0",
-      "resolved": "https://registry.npmjs.org/@babel/plugin-transform-modules-commonjs/-/plugin-transform-modules-commonjs-7.23.0.tgz",
-      "integrity": "sha512-32Xzss14/UVc7k9g775yMIvkVK8xwKE0DPdP5JTapr3+Z9w4tzeOuLNY6BXDQR6BdnzIlXnCGAzsk/ICHBLVWQ==",
+      "license": "MIT",
       "dependencies": {
         "@babel/helper-module-transforms": "^7.23.0",
         "@babel/helper-plugin-utils": "^7.22.5",
@@ -1373,8 +1369,7 @@
     },
     "node_modules/@babel/plugin-transform-typescript": {
       "version": "7.22.15",
-      "resolved": "https://registry.npmjs.org/@babel/plugin-transform-typescript/-/plugin-transform-typescript-7.22.15.tgz",
-      "integrity": "sha512-1uirS0TnijxvQLnlv5wQBwOX3E1wCFX7ITv+9pBV2wKEk4K+M5tqDaoNXnTH8tjEIYHLO98MwiTWO04Ggz4XuA==",
+      "license": "MIT",
       "dependencies": {
         "@babel/helper-annotate-as-pure": "^7.22.5",
         "@babel/helper-create-class-features-plugin": "^7.22.15",
@@ -1525,8 +1520,7 @@
     },
     "node_modules/@babel/preset-typescript": {
       "version": "7.23.2",
-      "resolved": "https://registry.npmjs.org/@babel/preset-typescript/-/preset-typescript-7.23.2.tgz",
-      "integrity": "sha512-u4UJc1XsS1GhIGteM8rnGiIvf9rJpiVgMEeCnwlLA7WJPC+jcXWJAGxYmeqs5hOZD8BbAfnV5ezBOxQbb4OUxA==",
+      "license": "MIT",
       "dependencies": {
         "@babel/helper-plugin-utils": "^7.22.5",
         "@babel/helper-validator-option": "^7.22.15",
@@ -1595,8 +1589,7 @@
     },
     "node_modules/@babel/types": {
       "version": "7.23.0",
-      "resolved": "https://registry.npmjs.org/@babel/types/-/types-7.23.0.tgz",
-      "integrity": "sha512-0oIyUfKoI3mSqMvsxBdclDwxXKXAUA8v/apZbc+iSyARYou1o8ZGDxbUYyLFoW2arqS2jDGqJuZvv1d/io1axg==",
+      "license": "MIT",
       "dependencies": {
         "@babel/helper-string-parser": "^7.22.5",
         "@babel/helper-validator-identifier": "^7.22.20",
@@ -2049,9 +2042,8 @@
     },
     "node_modules/@eslint/js": {
       "version": "8.52.0",
-      "resolved": "https://registry.npmjs.org/@eslint/js/-/js-8.52.0.tgz",
-      "integrity": "sha512-mjZVbpaeMZludF2fsWLD0Z9gCref1Tk4i9+wddjRvpUNqqcndPkBD09N/Mapey0b3jaXbLm2kICwFv2E64QinA==",
       "dev": true,
+      "license": "MIT",
       "engines": {
         "node": "^12.22.0 || ^14.17.0 || >=16.0.0"
       }
@@ -2063,9 +2055,8 @@
     },
     "node_modules/@humanwhocodes/config-array": {
       "version": "0.11.13",
-      "resolved": "https://registry.npmjs.org/@humanwhocodes/config-array/-/config-array-0.11.13.tgz",
-      "integrity": "sha512-JSBDMiDKSzQVngfRjOdFXgFfklaXI4K9nLF49Auh21lmBWRLIK3+xTErTWD4KU54pb6coM6ESE7Awz/FNU3zgQ==",
       "dev": true,
+      "license": "Apache-2.0",
       "dependencies": {
         "@humanwhocodes/object-schema": "^2.0.1",
         "debug": "^4.1.1",
@@ -2089,9 +2080,8 @@
     },
     "node_modules/@humanwhocodes/object-schema": {
       "version": "2.0.1",
-      "resolved": "https://registry.npmjs.org/@humanwhocodes/object-schema/-/object-schema-2.0.1.tgz",
-      "integrity": "sha512-dvuCeX5fC9dXgJn9t+X5atfmgQAzUOWqS1254Gh0m6i8wKd10ebXkfNKiRK+1GWi/yTvvLDHpoxLr0xxxeslWw==",
-      "dev": true
+      "dev": true,
+      "license": "BSD-3-Clause"
     },
     "node_modules/@hutson/parse-repository-url": {
       "version": "3.0.2",
@@ -5223,9 +5213,8 @@
     },
     "node_modules/@types/jest": {
       "version": "29.5.7",
-      "resolved": "https://registry.npmjs.org/@types/jest/-/jest-29.5.7.tgz",
-      "integrity": "sha512-HLyetab6KVPSiF+7pFcUyMeLsx25LDNDemw9mGsJBkai/oouwrjTycocSDYopMEwFhN2Y4s9oPyOCZNofgSt2g==",
       "dev": true,
+      "license": "MIT",
       "dependencies": {
         "expect": "^29.0.0",
         "pretty-format": "^29.0.0"
@@ -5299,6 +5288,12 @@
       "version": "2.0.3",
       "license": "MIT"
     },
+    "node_modules/@types/uuid": {
+      "version": "9.0.6",
+      "resolved": "https://registry.npmjs.org/@types/uuid/-/uuid-9.0.6.tgz",
+      "integrity": "sha512-BT2Krtx4xaO6iwzwMFUYvWBWkV2pr37zD68Vmp1CDV196MzczBRxuEpD6Pr395HAgebC/co7hOphs53r8V7jew==",
+      "dev": true
+    },
     "node_modules/@types/yargs": {
       "version": "17.0.24",
       "dev": true,
@@ -5570,9 +5565,8 @@
     },
     "node_modules/@ungap/structured-clone": {
       "version": "1.2.0",
-      "resolved": "https://registry.npmjs.org/@ungap/structured-clone/-/structured-clone-1.2.0.tgz",
-      "integrity": "sha512-zuVdFrMJiuCDQUMCzQaD6KL28MjnqqN8XnAqiEq9PNm/hCPTSGfrXCOfwj1ow4LFb/tNymJPwsNbVePc1xFqrQ==",
-      "dev": true
+      "dev": true,
+      "license": "ISC"
     },
     "node_modules/@walletconnect/core": {
       "version": "2.8.1",
@@ -8649,9 +8643,8 @@
     },
     "node_modules/eslint": {
       "version": "8.52.0",
-      "resolved": "https://registry.npmjs.org/eslint/-/eslint-8.52.0.tgz",
-      "integrity": "sha512-zh/JHnaixqHZsolRB/w9/02akBk9EPrOs9JwcTP2ek7yL5bVvXuRariiaAjjoJ5DvuwQ1WAE/HsMz+w17YgBCg==",
       "dev": true,
+      "license": "MIT",
       "dependencies": {
         "@eslint-community/eslint-utils": "^4.2.0",
         "@eslint-community/regexpp": "^4.6.1",
@@ -18833,7 +18826,6 @@
     "node_modules/typescript": {
       "version": "5.1.6",
       "license": "Apache-2.0",
-      "peer": true,
       "bin": {
         "tsc": "bin/tsc",
         "tsserver": "bin/tsserver"
@@ -19600,9 +19592,8 @@
     },
     "packages/config/node_modules/@es-joy/jsdoccomment": {
       "version": "0.40.1",
-      "resolved": "https://registry.npmjs.org/@es-joy/jsdoccomment/-/jsdoccomment-0.40.1.tgz",
-      "integrity": "sha512-YORCdZSusAlBrFpZ77pJjc5r1bQs5caPWtAu+WWmiSo+8XaUzseapVrfAtiRFbQWnrBxxLLEwF6f6ZG/UgCQCg==",
       "dev": true,
+      "license": "MIT",
       "dependencies": {
         "comment-parser": "1.4.0",
         "esquery": "^1.5.0",
@@ -19614,9 +19605,8 @@
     },
     "packages/config/node_modules/comment-parser": {
       "version": "1.4.0",
-      "resolved": "https://registry.npmjs.org/comment-parser/-/comment-parser-1.4.0.tgz",
-      "integrity": "sha512-QLyTNiZ2KDOibvFPlZ6ZngVsZ/0gYnE6uTXi5aoDg8ed3AkJAz4sEje3Y8a29hQ1s6A99MZXe47fLAXQ1rTqaw==",
       "dev": true,
+      "license": "MIT",
       "engines": {
         "node": ">= 12.0.0"
       }
@@ -19634,9 +19624,8 @@
     },
     "packages/config/node_modules/eslint-plugin-jsdoc": {
       "version": "46.8.2",
-      "resolved": "https://registry.npmjs.org/eslint-plugin-jsdoc/-/eslint-plugin-jsdoc-46.8.2.tgz",
-      "integrity": "sha512-5TSnD018f3tUJNne4s4gDWQflbsgOycIKEUBoCLn6XtBMgNHxQFmV8vVxUtiPxAQq8lrX85OaSG/2gnctxw9uQ==",
       "dev": true,
+      "license": "BSD-3-Clause",
       "dependencies": {
         "@es-joy/jsdoccomment": "~0.40.1",
         "are-docs-informative": "^0.0.2",
@@ -19657,18 +19646,16 @@
     },
     "packages/config/node_modules/jsdoc-type-pratt-parser": {
       "version": "4.0.0",
-      "resolved": "https://registry.npmjs.org/jsdoc-type-pratt-parser/-/jsdoc-type-pratt-parser-4.0.0.tgz",
-      "integrity": "sha512-YtOli5Cmzy3q4dP26GraSOeAhqecewG04hoO8DY56CH4KJ9Fvv5qKWUCCo3HZob7esJQHCv6/+bnTy72xZZaVQ==",
       "dev": true,
+      "license": "MIT",
       "engines": {
         "node": ">=12.0.0"
       }
     },
     "packages/config/node_modules/lru-cache": {
       "version": "6.0.0",
-      "resolved": "https://registry.npmjs.org/lru-cache/-/lru-cache-6.0.0.tgz",
-      "integrity": "sha512-Jo6dJ04CmSjuznwJSS3pUeWmd/H0ffTlkXXgwZi+eq1UCmqQwCh+eLsYOYCwY991i2Fah4h1BEMCx4qThGbsiA==",
       "dev": true,
+      "license": "ISC",
       "dependencies": {
         "yallist": "^4.0.0"
       },
@@ -19678,9 +19665,8 @@
     },
     "packages/config/node_modules/semver": {
       "version": "7.5.4",
-      "resolved": "https://registry.npmjs.org/semver/-/semver-7.5.4.tgz",
-      "integrity": "sha512-1bCSESV6Pv+i21Hvpxp3Dx+pSD8lIPt8uVjRrxAUt/nbswYc+tK6Y2btiULjd4+fnq15PX+nqQDC7Oft7WkwcA==",
       "dev": true,
+      "license": "ISC",
       "dependencies": {
         "lru-cache": "^6.0.0"
       },
@@ -20473,6 +20459,7 @@
       "devDependencies": {
         "@onflow/fcl-bundle": "^1.4.1",
         "@onflow/typedefs": "^1.2.1",
+        "@types/uuid": "^9.0.6",
         "eslint": "^8.35.0",
         "eslint-plugin-jsdoc": "^40.0.1",
         "jest": "^29.5.0",
diff --git a/package.json b/package.json
index 1e457e04c..20d3acdcd 100644
--- a/package.json
+++ b/package.json
@@ -16,10 +16,14 @@
     "@changesets/cli": "^2.21.1",
     "@types/jest": "^29.5.3",
     "@types/node": "^18.11.18",
+    "@typescript-eslint/eslint-plugin": "^6.3.0",
+    "@typescript-eslint/parser": "^6.3.0",
+    "eslint": "^8.46.0",
     "jest": "^29.5.0",
     "jest-environment-jsdom": "^29.5.0",
     "lerna": "^6.6.2",
     "prettier": "^2.6.2",
-    "ts-jest": "^29.1.1"
+    "ts-jest": "^29.1.1",
+    "typescript": "^5.1.6"
   }
 }
diff --git a/packages/sdk/TRANSITIONS.md b/packages/sdk/TRANSITIONS.md
index 7d200aae0..ae9621c2e 100644
--- a/packages/sdk/TRANSITIONS.md
+++ b/packages/sdk/TRANSITIONS.md
@@ -1,5 +1,22 @@
 # Transitions
 
+## 0010 Deprecate interaction
+
+- **Date:** Sept 25th 2023
+- **Type:** Deprecation of interaction method
+
+The "interaction" method has been deprecated and will be removed in future versions.
+
+Please update your code to use the "initInteraction" method for improved functionality and compatibility.
+
+```javascript
+  // Deprecated:
+  const result = interaction();
+ 
+  // Recommended:
+  const result = initInteraction();
+```
+
 ## 0009 Deprecate default compute limit
 
 - **Date:** Jun 7th 2022
diff --git a/packages/sdk/package.json b/packages/sdk/package.json
index c83a9734a..7f0ae7bee 100644
--- a/packages/sdk/package.json
+++ b/packages/sdk/package.json
@@ -20,6 +20,7 @@
   "devDependencies": {
     "@onflow/fcl-bundle": "^1.4.1",
     "@onflow/typedefs": "^1.2.1",
+    "@types/uuid": "^9.0.6",
     "eslint": "^8.35.0",
     "eslint-plugin-jsdoc": "^40.0.1",
     "jest": "^29.5.0",
diff --git a/packages/sdk/readme.md b/packages/sdk/readme.md
index 18feeb02e..a85319f90 100644
--- a/packages/sdk/readme.md
+++ b/packages/sdk/readme.md
@@ -497,7 +497,7 @@ const response = await sdk.send(await sdk.build([
 
 - [Builders](./src/build)
 
-  - [`sdk.args` & `sdk.arg`](./src/build/build-arguments.js)
+  - [`sdk.args` & `sdk.arg`](./src/build/build-arguments.ts)
   - [`sdk.atBlockHeight`](./src/build/build-at-block-height.js)
   - [`sdk.atBlockId`](./src/build/build-at-block-id.js)
   - [`sdk.authorizations` & `authorization`](./src/build/build-authorizations.js)
diff --git a/packages/sdk/src/build/build-arguments.js b/packages/sdk/src/build/build-arguments.ts
similarity index 69%
rename from packages/sdk/src/build/build-arguments.js
rename to packages/sdk/src/build/build-arguments.ts
index b76e27152..7b9ba8fc5 100644
--- a/packages/sdk/src/build/build-arguments.js
+++ b/packages/sdk/src/build/build-arguments.ts
@@ -1,4 +1,5 @@
-import {pipe, makeArgument} from "../interaction/interaction.js"
+import {pipe, makeArgument} from "../interaction/interaction"
+import {TypeDescriptorInput, TypeDescriptor} from "@onflow/types"
 
 /**
  * @description - A utility builder to be used with other builders to pass in arguments with a value and supported type
@@ -15,6 +16,9 @@ export function args(ax = []) {
  * @param {Function} xform - A function to transform the value
  * @returns {object} - An argument object
  */
-export function arg(value, xform) {
+export function arg<T extends TypeDescriptor<any, {
+  type: string;
+  value: string;
+}>>(value: TypeDescriptorInput<T>, xform: T) {
   return {value, xform}
 }
diff --git a/packages/sdk/src/build/build-at-block-height.js b/packages/sdk/src/build/build-at-block-height.js
index 9bc4c0f2d..1a295287e 100644
--- a/packages/sdk/src/build/build-at-block-height.js
+++ b/packages/sdk/src/build/build-at-block-height.js
@@ -1,4 +1,4 @@
-import {pipe} from "../interaction/interaction.js"
+import {pipe} from "../interaction/interaction"
 import {validator} from "./build-validator.js"
 
 /**
diff --git a/packages/sdk/src/build/build-at-block-height.test.js b/packages/sdk/src/build/build-at-block-height.test.js
index 97d2f9fac..d30830bc1 100644
--- a/packages/sdk/src/build/build-at-block-height.test.js
+++ b/packages/sdk/src/build/build-at-block-height.test.js
@@ -1,11 +1,11 @@
-import {interaction} from "../interaction/interaction.js"
+import {initInteraction} from "../interaction/interaction"
 import {atBlockHeight} from "./build-at-block-height.js"
 
 describe("Build At Block ID", () => {
   test("At Block ID", async () => {
     const blockHeight = 123
 
-    const ix = await atBlockHeight(blockHeight)(interaction())
+    const ix = await atBlockHeight(blockHeight)(initInteraction())
 
     expect(ix.block.height).toBe(blockHeight)
   })
diff --git a/packages/sdk/src/build/build-at-block-id.js b/packages/sdk/src/build/build-at-block-id.js
index 2553bcee9..581568d0b 100644
--- a/packages/sdk/src/build/build-at-block-id.js
+++ b/packages/sdk/src/build/build-at-block-id.js
@@ -1,4 +1,4 @@
-import {isGetAccount, pipe, Ok} from "../interaction/interaction.js"
+import {isGetAccount, pipe, Ok} from "../interaction/interaction"
 import {validator} from "./build-validator.js"
 
 export function atBlockId(id) {
diff --git a/packages/sdk/src/build/build-at-block-id.test.js b/packages/sdk/src/build/build-at-block-id.test.js
index 2bbb99bb9..71738f04b 100644
--- a/packages/sdk/src/build/build-at-block-id.test.js
+++ b/packages/sdk/src/build/build-at-block-id.test.js
@@ -1,11 +1,11 @@
-import {interaction} from "../interaction/interaction.js"
+import {initInteraction} from "../interaction/interaction"
 import {atBlockId} from "./build-at-block-id.js"
 
 describe("Build At Block ID", () => {
   test("At Block ID", async () => {
     const blockId = "abc123"
 
-    const ix = await atBlockId(blockId)(interaction())
+    const ix = await atBlockId(blockId)(initInteraction())
 
     expect(ix.block.id).toBe(blockId)
   })
diff --git a/packages/sdk/src/build/build-authorizations.js b/packages/sdk/src/build/build-authorizations.js
index 3775c9d0b..40aeb53b0 100644
--- a/packages/sdk/src/build/build-authorizations.js
+++ b/packages/sdk/src/build/build-authorizations.js
@@ -1,4 +1,4 @@
-import {pipe, prepAccount, AUTHORIZER} from "../interaction/interaction.js"
+import {pipe, prepAccount, AUTHORIZER} from "../interaction/interaction"
 
 export function authorizations(ax = []) {
   return pipe(
diff --git a/packages/sdk/src/build/build-authorizations.test.js b/packages/sdk/src/build/build-authorizations.test.js
index 8962f7d7f..6357f0b9b 100644
--- a/packages/sdk/src/build/build-authorizations.test.js
+++ b/packages/sdk/src/build/build-authorizations.test.js
@@ -1,4 +1,4 @@
-import {interaction} from "../interaction/interaction.js"
+import {initInteraction} from "../interaction/interaction"
 import {authorizations, authorization} from "./build-authorizations.js"
 
 describe("Build Authorizations", () => {
@@ -7,7 +7,7 @@ describe("Build Authorizations", () => {
       await authorizations([
         authorization("0xabc123", () => ({signature: "123"}), 1, 123),
       ])
-    )(interaction())
+    )(initInteraction())
 
     const authorizerAccount = ix.accounts[ix.authorizations]
 
diff --git a/packages/sdk/src/build/build-get-account.js b/packages/sdk/src/build/build-get-account.js
index 1496284f7..b25adf310 100644
--- a/packages/sdk/src/build/build-get-account.js
+++ b/packages/sdk/src/build/build-get-account.js
@@ -1,4 +1,4 @@
-import {pipe, makeGetAccount, Ok} from "../interaction/interaction.js"
+import {pipe, makeGetAccount, Ok} from "../interaction/interaction"
 import {sansPrefix} from "@onflow/util-address"
 
 /**
diff --git a/packages/sdk/src/build/build-get-account.test.js b/packages/sdk/src/build/build-get-account.test.js
index 3e4b8e1d1..125d328df 100644
--- a/packages/sdk/src/build/build-get-account.test.js
+++ b/packages/sdk/src/build/build-get-account.test.js
@@ -1,4 +1,4 @@
-import {interaction} from "../interaction/interaction.js"
+import {initInteraction} from "../interaction/interaction"
 import {sansPrefix, withPrefix} from "@onflow/util-address"
 import {getAccount} from "./build-get-account.js"
 
@@ -7,14 +7,14 @@ const ADDRESS = "0xf117a8efa34ffd58"
 describe("address as input", () => {
   test("sansPrefix", async () => {
     const addr = sansPrefix(ADDRESS)
-    const result = await getAccount(addr)(interaction())
+    const result = await getAccount(addr)(initInteraction())
 
     expect(result.account.addr).toBe(sansPrefix(ADDRESS))
   })
 
   test("withPrefix", async () => {
     const addr = withPrefix(ADDRESS)
-    const result = await getAccount(addr)(interaction())
+    const result = await getAccount(addr)(initInteraction())
 
     expect(result.account.addr).toBe(sansPrefix(ADDRESS))
   })
diff --git a/packages/sdk/src/build/build-get-block-header.js b/packages/sdk/src/build/build-get-block-header.js
index 7dd29467f..b803793ab 100644
--- a/packages/sdk/src/build/build-get-block-header.js
+++ b/packages/sdk/src/build/build-get-block-header.js
@@ -1,4 +1,4 @@
-import {pipe, Ok, makeGetBlockHeader} from "../interaction/interaction.js"
+import {pipe, Ok, makeGetBlockHeader} from "../interaction/interaction"
 
 /**
  * @description - A builder function that returns the interaction to get a block header
diff --git a/packages/sdk/src/build/build-get-block-header.test.js b/packages/sdk/src/build/build-get-block-header.test.js
index 583b60498..b82e09dfa 100644
--- a/packages/sdk/src/build/build-get-block-header.test.js
+++ b/packages/sdk/src/build/build-get-block-header.test.js
@@ -1,11 +1,11 @@
-import {interaction, isGetBlockHeader} from "../interaction/interaction.js"
+import {initInteraction, isGetBlockHeader} from "../interaction/interaction"
 import {getBlockHeader} from "./build-get-block-header.js"
 
 describe("Build Get Block Header", () => {
   test("Get Block Header, isSealed = false", async () => {
     const isSealed = false
 
-    const ix = await getBlockHeader(isSealed)(interaction())
+    const ix = await getBlockHeader(isSealed)(initInteraction())
 
     expect(isGetBlockHeader(ix)).toBe(true)
     expect(ix.block.isSealed).toEqual(isSealed)
@@ -14,7 +14,7 @@ describe("Build Get Block Header", () => {
   test("Get Block Header, isSealed = true", async () => {
     const isSealed = true
 
-    const ix = await getBlockHeader(isSealed)(interaction())
+    const ix = await getBlockHeader(isSealed)(initInteraction())
 
     expect(isGetBlockHeader(ix)).toBe(true)
     expect(ix.block.isSealed).toEqual(isSealed)
diff --git a/packages/sdk/src/build/build-get-block.js b/packages/sdk/src/build/build-get-block.js
index 9fb4af689..0f8604c74 100644
--- a/packages/sdk/src/build/build-get-block.js
+++ b/packages/sdk/src/build/build-get-block.js
@@ -1,4 +1,4 @@
-import {pipe, Ok, makeGetBlock} from "../interaction/interaction.js"
+import {pipe, Ok, makeGetBlock} from "../interaction/interaction"
 
 /**
  * @description - A builder function that returns the interaction to get the latest block
diff --git a/packages/sdk/src/build/build-get-block.test.js b/packages/sdk/src/build/build-get-block.test.js
index d0d4bb3da..7d43a19f2 100644
--- a/packages/sdk/src/build/build-get-block.test.js
+++ b/packages/sdk/src/build/build-get-block.test.js
@@ -1,11 +1,11 @@
-import {interaction, isGetBlock} from "../interaction/interaction.js"
+import {initInteraction, isGetBlock} from "../interaction/interaction"
 import {getBlock} from "./build-get-block.js"
 
 describe("Build Get Block", () => {
   test("Get Block - isSealed = false", async () => {
     const isSealed = false
 
-    const ix = await getBlock(isSealed)(interaction())
+    const ix = await getBlock(isSealed)(initInteraction())
 
     expect(isGetBlock(ix)).toBe(true)
     expect(ix.block.isSealed).toBe(false)
@@ -14,7 +14,7 @@ describe("Build Get Block", () => {
   test("Get Block - isSealed = false", async () => {
     const isSealed = true
 
-    const ix = await getBlock(isSealed)(interaction())
+    const ix = await getBlock(isSealed)(initInteraction())
 
     expect(isGetBlock(ix)).toBe(true)
     expect(ix.block.isSealed).toBe(true)
diff --git a/packages/sdk/src/build/build-get-collection.js b/packages/sdk/src/build/build-get-collection.js
index 6ab976e97..96f0ca585 100644
--- a/packages/sdk/src/build/build-get-collection.js
+++ b/packages/sdk/src/build/build-get-collection.js
@@ -1,4 +1,4 @@
-import {pipe, makeGetCollection} from "../interaction/interaction.js"
+import {pipe, makeGetCollection} from "../interaction/interaction"
 
 /**
  * @description - A builder function that returns all a collection containing a list of transaction ids by its collection id
diff --git a/packages/sdk/src/build/build-get-collection.test.js b/packages/sdk/src/build/build-get-collection.test.js
index 143c3a42b..8f227c893 100644
--- a/packages/sdk/src/build/build-get-collection.test.js
+++ b/packages/sdk/src/build/build-get-collection.test.js
@@ -1,11 +1,11 @@
-import {interaction, isGetCollection} from "../interaction/interaction.js"
+import {initInteraction, isGetCollection} from "../interaction/interaction"
 import {getCollection} from "./build-get-collection.js"
 
 describe("Build Get Collection", () => {
   test("Get Collection", async () => {
     const collectionId = "my-collection-id"
 
-    const ix = await getCollection(collectionId)(interaction())
+    const ix = await getCollection(collectionId)(initInteraction())
 
     expect(isGetCollection(ix)).toBe(true)
     expect(ix.collection.id).toBe(collectionId)
diff --git a/packages/sdk/src/build/build-get-events-at-block-height-range.js b/packages/sdk/src/build/build-get-events-at-block-height-range.js
index d88e0b3e4..58c19bd93 100644
--- a/packages/sdk/src/build/build-get-events-at-block-height-range.js
+++ b/packages/sdk/src/build/build-get-events-at-block-height-range.js
@@ -1,4 +1,4 @@
-import {pipe, Ok, makeGetEvents} from "../interaction/interaction.js"
+import {pipe, Ok, makeGetEvents} from "../interaction/interaction"
 
 /**
  * @description - A builder function that returns all instances of a particular event (by name) within a height range
diff --git a/packages/sdk/src/build/build-get-events-at-block-height-range.test.js b/packages/sdk/src/build/build-get-events-at-block-height-range.test.js
index 9889ca07a..06a9e0d08 100644
--- a/packages/sdk/src/build/build-get-events-at-block-height-range.test.js
+++ b/packages/sdk/src/build/build-get-events-at-block-height-range.test.js
@@ -1,4 +1,4 @@
-import {interaction, isGetEvents} from "../interaction/interaction.js"
+import {initInteraction, isGetEvents} from "../interaction/interaction"
 import {getEventsAtBlockHeightRange} from "./build-get-events-at-block-height-range.js"
 
 describe("Build Get Events At Block Height Range", () => {
@@ -11,7 +11,7 @@ describe("Build Get Events At Block Height Range", () => {
       eventName,
       start,
       end
-    )(interaction())
+    )(initInteraction())
 
     expect(isGetEvents(ix)).toBe(true)
     expect(ix.events.eventType).toBe(eventName)
diff --git a/packages/sdk/src/build/build-get-events-at-block-ids.js b/packages/sdk/src/build/build-get-events-at-block-ids.js
index 0865a1941..6fe534032 100644
--- a/packages/sdk/src/build/build-get-events-at-block-ids.js
+++ b/packages/sdk/src/build/build-get-events-at-block-ids.js
@@ -1,4 +1,4 @@
-import {pipe, Ok, makeGetEvents} from "../interaction/interaction.js"
+import {pipe, Ok, makeGetEvents} from "../interaction/interaction"
 
 /**
  * @description - A builder function that returns all instances of a particular event (by name) within a set of blocks, specified by block ids
diff --git a/packages/sdk/src/build/build-get-events-at-block-ids.test.js b/packages/sdk/src/build/build-get-events-at-block-ids.test.js
index d4ac3cf2f..84f07a281 100644
--- a/packages/sdk/src/build/build-get-events-at-block-ids.test.js
+++ b/packages/sdk/src/build/build-get-events-at-block-ids.test.js
@@ -1,4 +1,4 @@
-import {interaction, isGetEvents} from "../interaction/interaction.js"
+import {initInteraction, isGetEvents} from "../interaction/interaction"
 import {getEventsAtBlockIds} from "./build-get-events-at-block-ids.js"
 
 describe("Build Get Events At Block Ids", () => {
@@ -6,7 +6,7 @@ describe("Build Get Events At Block Ids", () => {
     const eventName = "MyEvent"
     const blockIds = ["abc", "123"]
 
-    let ix = await getEventsAtBlockIds(eventName, blockIds)(interaction())
+    let ix = await getEventsAtBlockIds(eventName, blockIds)(initInteraction())
 
     expect(isGetEvents(ix)).toBe(true)
     expect(ix.events.eventType).toBe(eventName)
diff --git a/packages/sdk/src/build/build-get-events.js b/packages/sdk/src/build/build-get-events.js
index 9783860d8..f338524e3 100644
--- a/packages/sdk/src/build/build-get-events.js
+++ b/packages/sdk/src/build/build-get-events.js
@@ -1,4 +1,4 @@
-import {pipe, Ok, makeGetEvents} from "../interaction/interaction.js"
+import {pipe, Ok, makeGetEvents} from "../interaction/interaction"
 import * as logger from "@onflow/util-logger"
 
 export function getEvents(eventType, start, end) {
diff --git a/packages/sdk/src/build/build-get-latest-block.js b/packages/sdk/src/build/build-get-latest-block.js
index 0e823a212..005a73557 100644
--- a/packages/sdk/src/build/build-get-latest-block.js
+++ b/packages/sdk/src/build/build-get-latest-block.js
@@ -1,5 +1,5 @@
 import {log} from "@onflow/util-logger"
-import {pipe, Ok, makeGetLatestBlock} from "../interaction/interaction.js"
+import {pipe, Ok, makeGetLatestBlock} from "../interaction/interaction"
 
 export function getLatestBlock(isSealed = false) {
   log.deprecate({
diff --git a/packages/sdk/src/build/build-get-network-parameters.js b/packages/sdk/src/build/build-get-network-parameters.js
index 6ea5b29f0..760ba7a91 100644
--- a/packages/sdk/src/build/build-get-network-parameters.js
+++ b/packages/sdk/src/build/build-get-network-parameters.js
@@ -1,4 +1,4 @@
-import {pipe, Ok, makeGetNetworkParameters} from "../interaction/interaction.js"
+import {pipe, Ok, makeGetNetworkParameters} from "../interaction/interaction"
 
 export function getNetworkParameters() {
   return pipe([
diff --git a/packages/sdk/src/build/build-get-network-parameters.test.js b/packages/sdk/src/build/build-get-network-parameters.test.js
index f8f72de77..ef46a6ce8 100644
--- a/packages/sdk/src/build/build-get-network-parameters.test.js
+++ b/packages/sdk/src/build/build-get-network-parameters.test.js
@@ -1,12 +1,12 @@
 import {
-  interaction,
+  initInteraction,
   isGetNetworkParameters,
-} from "../interaction/interaction.js"
+} from "../interaction/interaction"
 import {getNetworkParameters} from "./build-get-network-parameters.js"
 
 describe("Build Get Network Parameters", () => {
   test("Get Network Parameters", async () => {
-    let ix = await getNetworkParameters()(interaction())
+    let ix = await getNetworkParameters()(initInteraction())
 
     expect(isGetNetworkParameters(ix)).toBe(true)
   })
diff --git a/packages/sdk/src/build/build-get-transaction-status.js b/packages/sdk/src/build/build-get-transaction-status.js
index 1dec09cfa..adb4b6806 100644
--- a/packages/sdk/src/build/build-get-transaction-status.js
+++ b/packages/sdk/src/build/build-get-transaction-status.js
@@ -1,4 +1,4 @@
-import {pipe, Ok, makeGetTransactionStatus} from "../interaction/interaction.js"
+import {pipe, Ok, makeGetTransactionStatus} from "../interaction/interaction"
 
 /**
  * @description - A builder function that returns the status of transaction
diff --git a/packages/sdk/src/build/build-get-transaction-status.test.js b/packages/sdk/src/build/build-get-transaction-status.test.js
index 4de877cc6..75496b8fe 100644
--- a/packages/sdk/src/build/build-get-transaction-status.test.js
+++ b/packages/sdk/src/build/build-get-transaction-status.test.js
@@ -1,14 +1,14 @@
 import {
-  interaction,
+  initInteraction,
   isGetTransactionStatus,
-} from "../interaction/interaction.js"
+} from "../interaction/interaction"
 import {getTransactionStatus} from "./build-get-transaction-status.js"
 
 describe("Build Get Transaction Status", () => {
   test("Get Transaction Status", async () => {
     const transactionId = "abc123"
 
-    let ix = await getTransactionStatus(transactionId)(interaction())
+    let ix = await getTransactionStatus(transactionId)(initInteraction())
 
     expect(isGetTransactionStatus(ix)).toBe(true)
     expect(ix.transaction.id).toBe(transactionId)
diff --git a/packages/sdk/src/build/build-get-transaction.js b/packages/sdk/src/build/build-get-transaction.js
index 899490bff..4f559843d 100644
--- a/packages/sdk/src/build/build-get-transaction.js
+++ b/packages/sdk/src/build/build-get-transaction.js
@@ -1,4 +1,4 @@
-import {pipe, Ok, makeGetTransaction} from "../interaction/interaction.js"
+import {pipe, Ok, makeGetTransaction} from "../interaction/interaction"
 
 /**
  * @description - A builder function that returns a transaction
diff --git a/packages/sdk/src/build/build-get-transaction.test.js b/packages/sdk/src/build/build-get-transaction.test.js
index f094028fb..da9a22e4d 100644
--- a/packages/sdk/src/build/build-get-transaction.test.js
+++ b/packages/sdk/src/build/build-get-transaction.test.js
@@ -1,11 +1,11 @@
-import {interaction, isGetTransaction} from "../interaction/interaction.js"
+import {initInteraction, isGetTransaction} from "../interaction/interaction"
 import {getTransaction} from "./build-get-transaction.js"
 
 describe("Build Get Transaction", () => {
   test("Get Transaction", async () => {
     const transactionId = "abc123"
 
-    let ix = await getTransaction(transactionId)(interaction())
+    let ix = await getTransaction(transactionId)(initInteraction())
 
     expect(isGetTransaction(ix)).toBe(true)
     expect(ix.transaction.id).toBe(transactionId)
diff --git a/packages/sdk/src/build/build-invariant.js b/packages/sdk/src/build/build-invariant.js
index fddb25e45..b6a431467 100644
--- a/packages/sdk/src/build/build-invariant.js
+++ b/packages/sdk/src/build/build-invariant.js
@@ -1,4 +1,4 @@
-import {Ok, Bad} from "../interaction/interaction.js"
+import {Ok, Bad} from "../interaction/interaction"
 
 export function invariant(...args) {
   if (args.length > 1) {
diff --git a/packages/sdk/src/build/build-limit.test.js b/packages/sdk/src/build/build-limit.test.js
index 43702b10e..31d603760 100644
--- a/packages/sdk/src/build/build-limit.test.js
+++ b/packages/sdk/src/build/build-limit.test.js
@@ -1,11 +1,11 @@
-import {interaction} from "../interaction/interaction.js"
+import {initInteraction} from "../interaction/interaction"
 import {limit} from "./build-limit.js"
 
 describe("Build Limit", () => {
   test("Build Limit", async () => {
     const txLimit = 100
 
-    let ix = await limit(txLimit)(interaction())
+    let ix = await limit(txLimit)(initInteraction())
 
     expect(ix.message.computeLimit).toEqual(txLimit)
   })
diff --git a/packages/sdk/src/build/build-payer.js b/packages/sdk/src/build/build-payer.js
index 7e27fa817..e791af322 100644
--- a/packages/sdk/src/build/build-payer.js
+++ b/packages/sdk/src/build/build-payer.js
@@ -1,4 +1,4 @@
-import {pipe, prepAccount, PAYER} from "../interaction/interaction.js"
+import {pipe, prepAccount, PAYER} from "../interaction/interaction"
 
 export function payer(ax = []) {
   if (!Array.isArray(ax)) ax = [ax]
diff --git a/packages/sdk/src/build/build-payer.test.js b/packages/sdk/src/build/build-payer.test.js
index 4fff58f81..a60295323 100644
--- a/packages/sdk/src/build/build-payer.test.js
+++ b/packages/sdk/src/build/build-payer.test.js
@@ -1,11 +1,11 @@
-import {interaction} from "../interaction/interaction.js"
+import {initInteraction} from "../interaction/interaction"
 import {payer} from "./build-payer.js"
 
 describe("Build Payer", () => {
   test("Build Payer", async () => {
     const authz = {addr: "0xabc123"}
 
-    let ix = await (await payer(authz))(interaction())
+    let ix = await (await payer(authz))(initInteraction())
 
     const payerAccount = ix.accounts[ix.payer]
 
diff --git a/packages/sdk/src/build/build-ping.js b/packages/sdk/src/build/build-ping.js
index 6cf368de0..0379ff2cc 100644
--- a/packages/sdk/src/build/build-ping.js
+++ b/packages/sdk/src/build/build-ping.js
@@ -1,4 +1,4 @@
-import {makePing} from "../interaction/interaction.js"
+import {makePing} from "../interaction/interaction"
 
 export function ping() {
   return makePing
diff --git a/packages/sdk/src/build/build-ping.test.js b/packages/sdk/src/build/build-ping.test.js
index 6404d5b70..97179a32a 100644
--- a/packages/sdk/src/build/build-ping.test.js
+++ b/packages/sdk/src/build/build-ping.test.js
@@ -1,9 +1,9 @@
-import {interaction, isPing} from "../interaction/interaction.js"
+import {initInteraction, isPing} from "../interaction/interaction"
 import {ping} from "./build-ping.js"
 
 describe("Build Ping", () => {
   test("Build Ping", async () => {
-    let ix = await ping()(interaction())
+    let ix = await ping()(initInteraction())
 
     expect(isPing(ix)).toBe(true)
   })
diff --git a/packages/sdk/src/build/build-proposer.js b/packages/sdk/src/build/build-proposer.js
index 1753f8089..aabbb9180 100644
--- a/packages/sdk/src/build/build-proposer.js
+++ b/packages/sdk/src/build/build-proposer.js
@@ -1,4 +1,4 @@
-import {prepAccount, PROPOSER} from "../interaction/interaction.js"
+import {prepAccount, PROPOSER} from "../interaction/interaction"
 
 export async function proposer(authz) {
   return prepAccount(authz, {role: PROPOSER})
diff --git a/packages/sdk/src/build/build-proposer.test.js b/packages/sdk/src/build/build-proposer.test.js
index 47370fcdf..7d1972f3b 100644
--- a/packages/sdk/src/build/build-proposer.test.js
+++ b/packages/sdk/src/build/build-proposer.test.js
@@ -1,11 +1,11 @@
-import {interaction} from "../interaction/interaction.js"
+import {initInteraction} from "../interaction/interaction"
 import {proposer} from "./build-proposer.js"
 
 describe("Build Proposer", () => {
   test("Build Proposer", async () => {
     const authz = {addr: "0xabc123"}
 
-    let ix = await (await proposer(authz))(interaction())
+    let ix = await (await proposer(authz))(initInteraction())
 
     const proposerAccount = ix.accounts[ix.proposer]
 
diff --git a/packages/sdk/src/build/build-ref.js b/packages/sdk/src/build/build-ref.js
index 7d60242c3..bc1648715 100644
--- a/packages/sdk/src/build/build-ref.js
+++ b/packages/sdk/src/build/build-ref.js
@@ -1,4 +1,4 @@
-import {pipe, Ok} from "../interaction/interaction.js"
+import {pipe, Ok} from "../interaction/interaction"
 
 export function ref(refBlock) {
   return pipe([
diff --git a/packages/sdk/src/build/build-ref.test.js b/packages/sdk/src/build/build-ref.test.js
index 516b35893..2a6919636 100644
--- a/packages/sdk/src/build/build-ref.test.js
+++ b/packages/sdk/src/build/build-ref.test.js
@@ -1,11 +1,11 @@
-import {interaction} from "../interaction/interaction.js"
+import {initInteraction} from "../interaction/interaction"
 import {ref} from "./build-ref.js"
 
 describe("Build Ref", () => {
   test("Build Ref", async () => {
     const refBlockId = "abc123"
 
-    let ix = await ref(refBlockId)(interaction())
+    let ix = await ref(refBlockId)(initInteraction())
 
     expect(ix.message.refBlock).toEqual(refBlockId)
   })
diff --git a/packages/sdk/src/build/build-script.js b/packages/sdk/src/build/build-script.js
index 45c3ca954..9dbd8072f 100644
--- a/packages/sdk/src/build/build-script.js
+++ b/packages/sdk/src/build/build-script.js
@@ -1,4 +1,4 @@
-import {pipe, Ok, put, makeScript} from "../interaction/interaction.js"
+import {pipe, Ok, put, makeScript} from "../interaction/interaction"
 import {template} from "@onflow/util-template"
 
 export function script(...args) {
diff --git a/packages/sdk/src/build/build-script.test.js b/packages/sdk/src/build/build-script.test.js
index 7a390198c..576e16229 100644
--- a/packages/sdk/src/build/build-script.test.js
+++ b/packages/sdk/src/build/build-script.test.js
@@ -1,11 +1,11 @@
-import {interaction, isScript} from "../interaction/interaction.js"
+import {initInteraction, isScript} from "../interaction/interaction"
 import {script} from "./build-script.js"
 
 describe("Build Script", () => {
   test("Build Script", async () => {
     const cadence = "pub fun main(): Int { return 123 }"
 
-    let ix = await script(cadence)(interaction())
+    let ix = await script(cadence)(initInteraction())
 
     expect(isScript(ix)).toBe(true)
     expect(ix.assigns["ix.cadence"]).not.toBeUndefined()
diff --git a/packages/sdk/src/build/build-transaction.js b/packages/sdk/src/build/build-transaction.js
index d4570d4eb..27b003d02 100644
--- a/packages/sdk/src/build/build-transaction.js
+++ b/packages/sdk/src/build/build-transaction.js
@@ -1,4 +1,4 @@
-import {pipe, put, Ok, makeTransaction} from "../interaction/interaction.js"
+import {pipe, put, Ok, makeTransaction} from "../interaction/interaction"
 import {template} from "@onflow/util-template"
 
 const DEFAULT_SCRIPT_ACCOUNTS = []
diff --git a/packages/sdk/src/build/build-transaction.test.js b/packages/sdk/src/build/build-transaction.test.js
index de961571e..e64ae28c5 100644
--- a/packages/sdk/src/build/build-transaction.test.js
+++ b/packages/sdk/src/build/build-transaction.test.js
@@ -1,11 +1,11 @@
-import {interaction, isTransaction} from "../interaction/interaction.js"
+import {initInteraction, isTransaction} from "../interaction/interaction"
 import {transaction} from "./build-transaction.js"
 
 describe("Build Transaction", () => {
   test("Build Transaction", async () => {
     const cadence = "transaction { increaseMyBallerStatus() }"
 
-    let ix = await transaction(cadence)(interaction())
+    let ix = await transaction(cadence)(initInteraction())
 
     expect(isTransaction(ix)).toBe(true)
     expect(ix.assigns["ix.cadence"]).not.toBeUndefined()
diff --git a/packages/sdk/src/build/build-validator.js b/packages/sdk/src/build/build-validator.js
index 708a9602e..c55a4e7f2 100644
--- a/packages/sdk/src/build/build-validator.js
+++ b/packages/sdk/src/build/build-validator.js
@@ -1,4 +1,4 @@
-import {update} from "../interaction/interaction.js"
+import {update} from "../interaction/interaction"
 
 export function validator(cb) {
   return update("ix.validators", validators =>
diff --git a/packages/sdk/src/build/build-voucher-intercept.js b/packages/sdk/src/build/build-voucher-intercept.js
index ad99ba1a0..ae9392945 100644
--- a/packages/sdk/src/build/build-voucher-intercept.js
+++ b/packages/sdk/src/build/build-voucher-intercept.js
@@ -1,4 +1,4 @@
-import {put} from "../interaction/interaction.js"
+import {put} from "../interaction/interaction"
 
 export function voucherIntercept(fn) {
   return put("ix.voucher-intercept", fn)
diff --git a/packages/sdk/src/build/build-voucher-intercept.test.js b/packages/sdk/src/build/build-voucher-intercept.test.js
index 6e6c6cf32..91a9129ff 100644
--- a/packages/sdk/src/build/build-voucher-intercept.test.js
+++ b/packages/sdk/src/build/build-voucher-intercept.test.js
@@ -1,11 +1,11 @@
-import {interaction} from "../interaction/interaction.js"
+import {initInteraction} from "../interaction/interaction"
 import {voucherIntercept} from "./build-voucher-intercept"
 
 describe("Build voucherIntercept", () => {
   test("Build voucherIntercept", async () => {
     const checkFunc = async () => "test func"
 
-    const ix = await voucherIntercept(checkFunc)(interaction())
+    const ix = await voucherIntercept(checkFunc)(initInteraction())
 
     expect(ix.assigns["ix.voucher-intercept"]).toEqual(checkFunc)
   })
diff --git a/packages/sdk/src/build/build.js b/packages/sdk/src/build/build.js
index e0e63050a..c7c3b2725 100644
--- a/packages/sdk/src/build/build.js
+++ b/packages/sdk/src/build/build.js
@@ -1,5 +1,5 @@
-import {pipe, interaction} from "../interaction/interaction.js"
+import {pipe, initInteraction} from "../interaction/interaction"
 
 export function build(fns = []) {
-  return pipe(interaction(), fns)
+  return pipe(initInteraction(), fns)
 }
diff --git a/packages/sdk/src/contract.test.js b/packages/sdk/src/contract.test.js
index 866d0c02f..4a9001db4 100644
--- a/packages/sdk/src/contract.test.js
+++ b/packages/sdk/src/contract.test.js
@@ -1,7 +1,7 @@
 import * as root from "./sdk"
 import * as decode from "./decode/decode.js"
 import * as encode from "./encode/encode.js"
-import * as interaction from "./interaction/interaction.js"
+import * as interaction from "./interaction/interaction"
 import * as send from "./send/send.js"
 import * as template from "@onflow/util-template"
 
@@ -43,7 +43,7 @@ describe("consume", () => {
   `
 
   interfaceContract("@onflow/interaction", interaction)`
-    interaction
+    initInteraction
     pipe Ok isOk isBad why
     put get update
     makeGetAccount makeGetEvents
diff --git a/packages/sdk/src/interaction/interaction.test.js b/packages/sdk/src/interaction/interaction.test.ts
similarity index 73%
rename from packages/sdk/src/interaction/interaction.test.js
rename to packages/sdk/src/interaction/interaction.test.ts
index 7449555da..595a3ca50 100644
--- a/packages/sdk/src/interaction/interaction.test.js
+++ b/packages/sdk/src/interaction/interaction.test.ts
@@ -1,10 +1,11 @@
 import {resolveAccounts} from "../sdk"
-import {prepAccount} from "./interaction"
+import {InteractionAccount, prepAccount, initAccount, initInteraction} from "./interaction"
 
 describe("prepAccount", () => {
   test("prepAccount converts account object keyId to integer", async () => {
     const keyId = "1"
-    const acct = {
+    const acct: InteractionAccount = {
+      ...initAccount(),
       addr: "f8d6e0586b0a20c7",
       keyId,
       signingFunction: () => ({
@@ -13,13 +14,13 @@ describe("prepAccount", () => {
       }),
     }
 
-    const ix = prepAccount(acct, {role: "proposer"})({accounts: {}})
-    expect(ix.accounts[ix.proposer].keyId).toBe(parseInt(keyId))
+    const ix = prepAccount(acct, {role: "proposer"})({...initInteraction(), accounts: {}})
+    expect(ix.accounts[ix.proposer||""].keyId).toBe(parseInt(keyId))
   })
 
   test("prepAccount converts authorization function keyId to integer", async () => {
     const keyId = "1"
-    const authz = acct => {
+    const authz = (acct: InteractionAccount): InteractionAccount => {
       return {
         ...acct,
         addr: "f8d6e0586b0a20c7",
@@ -33,6 +34,7 @@ describe("prepAccount", () => {
 
     const ix = await resolveAccounts(
       prepAccount(authz, {role: "proposer"})({
+        ...initInteraction(),
         accounts: {},
       })
     )
@@ -41,7 +43,7 @@ describe("prepAccount", () => {
   })
 
   test("prepAccount does not affect keyId if undefined/does not exist", async () => {
-    const authz = acct => {
+    const authz = (acct: InteractionAccount): InteractionAccount => {
       return {
         ...acct,
         addr: "f8d6e0586b0a20c7",
@@ -54,6 +56,7 @@ describe("prepAccount", () => {
 
     const ix = await resolveAccounts(
       prepAccount(authz, {role: "proposer"})({
+        ...initInteraction(),
         accounts: {},
       })
     )
diff --git a/packages/sdk/src/interaction/interaction.js b/packages/sdk/src/interaction/interaction.ts
similarity index 59%
rename from packages/sdk/src/interaction/interaction.js
rename to packages/sdk/src/interaction/interaction.ts
index 703ba18f6..24c2c6ee4 100644
--- a/packages/sdk/src/interaction/interaction.js
+++ b/packages/sdk/src/interaction/interaction.ts
@@ -1,29 +1,11 @@
 import {invariant} from "@onflow/util-invariant"
 import {v4 as uuidv4} from "uuid"
+import {log, LEVELS} from "@onflow/util-logger"
 
-export const UNKNOWN /*                       */ = "UNKNOWN"
-export const SCRIPT /*                        */ = "SCRIPT"
-export const TRANSACTION /*                   */ = "TRANSACTION"
-export const GET_TRANSACTION_STATUS /*        */ = "GET_TRANSACTION_STATUS"
-export const GET_ACCOUNT /*                   */ = "GET_ACCOUNT"
-export const GET_EVENTS /*                    */ = "GET_EVENTS"
-export const PING /*                          */ = "PING"
-export const GET_TRANSACTION /*               */ = "GET_TRANSACTION"
-export const GET_BLOCK /*                     */ = "GET_BLOCK"
-export const GET_BLOCK_HEADER /*              */ = "GET_BLOCK_HEADER"
-export const GET_COLLECTION /*                */ = "GET_COLLECTION"
-export const GET_NETWORK_PARAMETERS /*        */ = "GET_NETWORK_PARAMETERS"
-
-export const BAD /* */ = "BAD"
-export const OK /*  */ = "OK"
-
-export const ACCOUNT /*  */ = "ACCOUNT"
-export const PARAM /*    */ = "PARAM"
-export const ARGUMENT /* */ = "ARGUMENT"
-
-export const AUTHORIZER /* */ = "authorizer"
-export const PAYER /*      */ = "payer"
-export const PROPOSER /*   */ = "proposer"
+import { InteractionAccount, ACCOUNT, PARAM, ARGUMENT, UNKNOWN, OK, Interaction, AUTHORIZER, PAYER, SCRIPT, TRANSACTION, GET_TRANSACTION_STATUS, GET_TRANSACTION, GET_ACCOUNT, GET_EVENTS, PING, GET_BLOCK, GET_BLOCK_HEADER, GET_COLLECTION, GET_NETWORK_PARAMETERS, BAD, PROPOSER } from "@onflow/typedefs"; 
+
+type AcctFn = (acct: InteractionAccount) => InteractionAccount;
+type AccountFn = AcctFn & Partial<InteractionAccount>;
 
 const ACCT = `{
   "kind":"${ACCOUNT}",
@@ -105,80 +87,103 @@ const IX = `{
   }
 }`
 
-const KEYS = new Set(Object.keys(JSON.parse(IX)))
-
-export const interaction = () => JSON.parse(IX)
+const KEYS = new Set(Object.keys(JSON.parse(IX) as Interaction))
+
+
+export const initInteraction = (): Interaction => JSON.parse(IX)
+/**
+ * @deprecated
+ */
+export const interaction = () => {
+  log.deprecate({
+    pkg: "FCL/SDK",
+    message: `The interaction been deprecated from the Flow JS-SDK/FCL. use initInteraction instead`,
+    transition:
+      "https://github.com/onflow/flow-js-sdk/blob/master/packages/sdk/TRANSITIONS.md#0010-deprecate-interaction",
+    level: LEVELS.warn,
+  })
+  return initInteraction()
+}
 
-export const isNumber = d => typeof d === "number"
-export const isArray = d => Array.isArray(d)
-export const isObj = d => d !== null && typeof d === "object"
-export const isNull = d => d == null
-export const isFn = d => typeof d === "function"
+export const isNumber = (d: any): d is number => typeof d === "number"
+export const isArray = (d: any): d is any[] => Array.isArray(d)
+export const isObj = (d: any): d is Record<string, any> => d !== null && typeof d === "object"
+export const isNull = (d: any): d is null => d == null
+export const isFn = (d: any): d is Function => typeof d === "function"
 
-export const isInteraction = ix => {
+export const isInteraction = (ix: Interaction) => {
   if (!isObj(ix) || isNull(ix) || isNumber(ix)) return false
   for (let key of KEYS) if (!ix.hasOwnProperty(key)) return false
   return true
 }
 
-export const Ok = ix => {
+export const Ok = (ix: Interaction) => {
   ix.status = OK
   return ix
 }
 
-export const Bad = (ix, reason) => {
+export const Bad = (ix: Interaction, reason: string) => {
   ix.status = BAD
   ix.reason = reason
   return ix
 }
 
-const makeIx = wat => ix => {
+const makeIx = (wat: string) => (ix: Interaction) => {
   ix.tag = wat
   return Ok(ix)
 }
 
-const prepAccountKeyId = acct => {
+const prepAccountKeyId = (acct: Partial<InteractionAccount> | AccountFn): Partial<InteractionAccount> | AccountFn => {
   if (acct.keyId == null) return acct
 
-  invariant(!isNaN(parseInt(acct.keyId)), "account.keyId must be an integer")
+  invariant(!isNaN(parseInt(acct.keyId.toString())), "account.keyId must be an integer")
+
   return {
     ...acct,
-    keyId: parseInt(acct.keyId),
-  }
+    keyId: parseInt(acct.keyId.toString()),
+  } as InteractionAccount | AccountFn
 }
 
-export const prepAccount = (acct, opts = {}) => ix => {
+interface IPrepAccountOpts {
+  role?: typeof AUTHORIZER | typeof PAYER | typeof PROPOSER | null
+}
+
+export const initAccount = (): InteractionAccount => JSON.parse(ACCT)
+
+export const prepAccount = (acct: InteractionAccount | AccountFn, opts: IPrepAccountOpts = {}) => (ix: Interaction) => {
   invariant(
     typeof acct === "function" || typeof acct === "object",
     "prepAccount must be passed an authorization function or an account object"
   )
   invariant(opts.role != null, "Account must have a role")
 
-  const ACCOUNT = JSON.parse(ACCT)
+  const ACCOUNT = initAccount()
   const role = opts.role
   const tempId = uuidv4()
+  let account: Partial<InteractionAccount> = {...acct}
 
   if (acct.authorization && isFn(acct.authorization))
-    acct = {resolve: acct.authorization}
-  if (!acct.authorization && isFn(acct)) acct = {resolve: acct}
+    account = {resolve: acct.authorization}
+  if (!acct.authorization && isFn(acct)) account = {resolve: acct}
 
-  const resolve = acct.resolve
-  if (resolve)
-    acct.resolve = (acct, ...rest) =>
+  const resolve = account.resolve
+  if (resolve) {
+    account.resolve = (acct: InteractionAccount, ...rest: any[]) =>
       [resolve, prepAccountKeyId].reduce(
         async (d, fn) => fn(await d, ...rest),
         acct
       )
-  acct = prepAccountKeyId(acct)
+  }
+  account = prepAccountKeyId(account)
 
   ix.accounts[tempId] = {
     ...ACCOUNT,
     tempId,
-    ...acct,
+    ...account,
     role: {
       ...ACCOUNT.role,
       ...(typeof acct.role === "object" ? acct.role : {}),
-      [role]: true,
+      ...(role ? {[role]: true} : {}),
     },
   }
 
@@ -186,14 +191,14 @@ export const prepAccount = (acct, opts = {}) => ix => {
     ix.authorizations.push(tempId)
   } else if (role === PAYER) {
     ix.payer.push(tempId)
-  } else {
+  } else if (role) {
     ix[role] = tempId
   }
 
   return ix
 }
 
-export const makeArgument = arg => ix => {
+export const makeArgument = (arg: Record<string, any>) => (ix: Interaction)  => {
   let tempId = uuidv4()
   ix.message.arguments.push(tempId)
 
@@ -223,7 +228,7 @@ export const makeGetBlockHeader /*          */ = makeIx(GET_BLOCK_HEADER)
 export const makeGetCollection /*           */ = makeIx(GET_COLLECTION)
 export const makeGetNetworkParameters /*    */ = makeIx(GET_NETWORK_PARAMETERS)
 
-const is = wat => ix => ix.tag === wat
+const is = (wat: string) => (ix: Interaction) => ix.tag === wat
 
 export const isUnknown /*                 */ = is(UNKNOWN)
 export const isScript /*                  */ = is(SCRIPT)
@@ -238,15 +243,15 @@ export const isGetBlockHeader /*          */ = is(GET_BLOCK_HEADER)
 export const isGetCollection /*           */ = is(GET_COLLECTION)
 export const isGetNetworkParameters /*    */ = is(GET_NETWORK_PARAMETERS)
 
-export const isOk /*  */ = ix => ix.status === OK
-export const isBad /* */ = ix => ix.status === BAD
-export const why /*   */ = ix => ix.reason
+export const isOk /*  */ = (ix: Interaction) => ix.status === OK
+export const isBad /* */ = (ix: Interaction) => ix.status === BAD
+export const why /*   */ = (ix: Interaction) => ix.reason
 
-export const isAccount /*  */ = account => account.kind === ACCOUNT
-export const isParam /*    */ = param => param.kind === PARAM
-export const isArgument /* */ = argument => argument.kind === ARGUMENT
+export const isAccount /*  */ = (account: Record<string, any>) => account.kind === ACCOUNT
+export const isParam /*    */ = (param: Record<string, any>) => param.kind === PARAM
+export const isArgument /* */ = (argument: Record<string, any>) => argument.kind === ARGUMENT
 
-const hardMode = ix => {
+const hardMode = (ix: Interaction) => {
   for (let key of Object.keys(ix)) {
     if (!KEYS.has(key))
       throw new Error(`"${key}" is an invalid root level Interaction property.`)
@@ -254,7 +259,7 @@ const hardMode = ix => {
   return ix
 }
 
-const recPipe = async (ix, fns = []) => {
+const recPipe = async (ix: Interaction, fns: (Function | Interaction)[] = []): Promise<any> => {
   try {
     ix = hardMode(await ix)
     if (isBad(ix)) throw new Error(`Interaction Error: ${ix.reason}`)
@@ -270,29 +275,31 @@ const recPipe = async (ix, fns = []) => {
   }
 }
 
-export const pipe = (...args) => {
+export const pipe = (...args: any[]) => {
   const [arg1, arg2] = args
-  if (isArray(arg1) && arg2 == null) return d => pipe(d, arg1)
+  if (isArray(arg1) && arg2 == null) return (d: any) => pipe(d, arg1)
   return recPipe(arg1, arg2)
 }
 
-const identity = v => v
+const identity = <T>(v: T, ..._: any[]) => v
 
-export const get = (ix, key, fallback) => {
+export const get = (ix: Interaction, key: string, fallback: any) => {
   return ix.assigns[key] == null ? fallback : ix.assigns[key]
 }
 
-export const put = (key, value) => ix => {
+export const put = (key: string, value: any) => (ix: Interaction) => {
   ix.assigns[key] = value
   return Ok(ix)
 }
 
-export const update = (key, fn = identity) => ix => {
+export const update = (key: string, fn = identity) => (ix: Interaction) => {
   ix.assigns[key] = fn(ix.assigns[key], ix)
   return Ok(ix)
 }
 
-export const destroy = key => ix => {
+export const destroy = (key: string) => (ix: Interaction) => {
   delete ix.assigns[key]
   return Ok(ix)
 }
+
+export * from "@onflow/typedefs"
diff --git a/packages/sdk/src/resolve/resolve-accounts.js b/packages/sdk/src/resolve/resolve-accounts.js
index 8376d8e55..15deaa7ec 100644
--- a/packages/sdk/src/resolve/resolve-accounts.js
+++ b/packages/sdk/src/resolve/resolve-accounts.js
@@ -1,7 +1,7 @@
 import {sansPrefix, withPrefix} from "@onflow/util-address"
 import {invariant} from "@onflow/util-invariant"
 import {log} from "@onflow/util-logger"
-import {isTransaction} from "../interaction/interaction.js"
+import {isTransaction} from "../interaction/interaction"
 import {createSignableVoucher} from "./voucher.js"
 import {v4 as uuidv4} from "uuid"
 
diff --git a/packages/sdk/src/resolve/resolve-arguments.js b/packages/sdk/src/resolve/resolve-arguments.js
index 04db4a7d1..eb1ad392c 100644
--- a/packages/sdk/src/resolve/resolve-arguments.js
+++ b/packages/sdk/src/resolve/resolve-arguments.js
@@ -1,5 +1,5 @@
 import {invariant} from "@onflow/util-invariant"
-import {isTransaction, isScript} from "../interaction/interaction.js"
+import {isTransaction, isScript} from "../interaction/interaction"
 
 const isFn = v => typeof v === "function"
 
diff --git a/packages/sdk/src/resolve/resolve-cadence.js b/packages/sdk/src/resolve/resolve-cadence.js
index 2e73baeaa..3da21cbb4 100644
--- a/packages/sdk/src/resolve/resolve-cadence.js
+++ b/packages/sdk/src/resolve/resolve-cadence.js
@@ -1,4 +1,4 @@
-import {isTransaction, isScript, get} from "../interaction/interaction.js"
+import {isTransaction, isScript, get} from "../interaction/interaction"
 import {invariant} from "@onflow/util-invariant"
 import {config} from "@onflow/config"
 import * as logger from "@onflow/util-logger"
diff --git a/packages/sdk/src/resolve/resolve-cadence.test.js b/packages/sdk/src/resolve/resolve-cadence.test.js
index a2dc77aa9..086449d61 100644
--- a/packages/sdk/src/resolve/resolve-cadence.test.js
+++ b/packages/sdk/src/resolve/resolve-cadence.test.js
@@ -1,4 +1,4 @@
-import {interaction, pipe, put, makeScript} from "../interaction/interaction.js"
+import {initInteraction, pipe, put, makeScript} from "../interaction/interaction"
 import {resolveCadence} from "./resolve-cadence.js"
 import {config} from "@onflow/config"
 
@@ -13,7 +13,7 @@ describe("resolveCadence", () => {
         makeScript,
         put("ix.cadence", CADENCE),
         resolveCadence,
-      ])(interaction())
+      ])(initInteraction())
 
       expect(ix.message.cadence).toBe(CADENCE)
     })
@@ -27,7 +27,7 @@ describe("resolveCadence", () => {
         makeScript,
         put("ix.cadence", CADENCE),
         resolveCadence,
-      ])(interaction())
+      ])(initInteraction())
 
       expect(ix.message.cadence).toBe(await CADENCE())
     })
@@ -59,7 +59,7 @@ describe("resolveCadence", () => {
         makeScript,
         put("ix.cadence", CADENCE),
         resolveCadence,
-      ])(interaction())
+      ])(initInteraction())
 
       expect(ix.message.cadence).toEqual(await RESULT())
     })
@@ -111,7 +111,7 @@ describe("resolveCadence", () => {
         makeScript,
         put("ix.cadence", CADENCE),
         resolveCadence,
-      ])(interaction())
+      ])(initInteraction())
 
       expect(ix.message.cadence).toEqual(await RESULT())
     })
@@ -138,7 +138,7 @@ pub fun main(): Address {
         makeScript,
         put("ix.cadence", CADENCE),
         resolveCadence,
-      ])(interaction())
+      ])(initInteraction())
 
       expect(ix.message.cadence).toEqual(expected)
     })
@@ -165,7 +165,7 @@ pub fun main(): Address {
         makeScript,
         put("ix.cadence", CADENCE),
         resolveCadence,
-      ])(interaction())
+      ])(initInteraction())
 
       expect(ix.message.cadence).toEqual(expected)
     })
@@ -193,7 +193,7 @@ pub fun main(): Address {
         makeScript,
         put("ix.cadence", CADENCE),
         resolveCadence,
-      ])(interaction())
+      ])(initInteraction())
 
       expect(ix.message.cadence).toEqual(expected)
     })
@@ -218,7 +218,7 @@ pub fun main(): Address {
         makeScript,
         put("ix.cadence", CADENCE),
         resolveCadence,
-      ])(interaction())
+      ])(initInteraction())
 
       expect(ix.message.cadence).toEqual(expected)
     })
diff --git a/packages/sdk/src/resolve/resolve-compute-limit.js b/packages/sdk/src/resolve/resolve-compute-limit.js
index 1bd5479b6..a93cd58cf 100644
--- a/packages/sdk/src/resolve/resolve-compute-limit.js
+++ b/packages/sdk/src/resolve/resolve-compute-limit.js
@@ -1,4 +1,4 @@
-import {isTransaction} from "../interaction/interaction.js"
+import {isTransaction} from "../interaction/interaction"
 import {config} from "@onflow/config"
 import * as logger from "@onflow/util-logger"
 
diff --git a/packages/sdk/src/resolve/resolve-compute-limit.test.js b/packages/sdk/src/resolve/resolve-compute-limit.test.js
index 2b2e05c9e..286116132 100644
--- a/packages/sdk/src/resolve/resolve-compute-limit.test.js
+++ b/packages/sdk/src/resolve/resolve-compute-limit.test.js
@@ -1,4 +1,4 @@
-import {interaction, pipe, makeTransaction} from "../interaction/interaction.js"
+import {initInteraction, pipe, makeTransaction} from "../interaction/interaction"
 import {config} from "@onflow/config"
 import {resolveComputeLimit} from "./resolve-compute-limit.js"
 
@@ -21,7 +21,7 @@ describe("resolveComputeLimit", () => {
             },
           }),
           resolveComputeLimit,
-        ])(interaction())
+        ])(initInteraction())
 
         expect(ix.message.computeLimit).toBe(TRANSACTION_COMPUTE_LIMIT)
       }
@@ -36,7 +36,7 @@ describe("resolveComputeLimit", () => {
       },
       async () => {
         const ix = await pipe([makeTransaction, resolveComputeLimit])(
-          interaction()
+          initInteraction()
         )
         expect(ix.message.computeLimit).toBe(CONFIG_COMPUTE_LIMIT)
       }
diff --git a/packages/sdk/src/resolve/resolve-proposer-sequence-number.js b/packages/sdk/src/resolve/resolve-proposer-sequence-number.js
index f66bc0adb..4ec55db77 100644
--- a/packages/sdk/src/resolve/resolve-proposer-sequence-number.js
+++ b/packages/sdk/src/resolve/resolve-proposer-sequence-number.js
@@ -1,6 +1,6 @@
-import {isTransaction, Ok} from "../interaction/interaction.js"
-import * as ixModule from "../interaction/interaction.js"
-import {response as responseModule} from "../response/response.js"
+import {isTransaction, Ok} from "../interaction/interaction"
+import * as ixModule from "../interaction/interaction"
+import {response as responseModule} from "../response/response"
 import {config} from "@onflow/config"
 import {decodeResponse} from "../decode/decode.js"
 import {getAccount} from "../build/build-get-account.js"
diff --git a/packages/sdk/src/resolve/resolve-ref-block-id.js b/packages/sdk/src/resolve/resolve-ref-block-id.js
index 5e7af37c8..0a11e1c86 100644
--- a/packages/sdk/src/resolve/resolve-ref-block-id.js
+++ b/packages/sdk/src/resolve/resolve-ref-block-id.js
@@ -1,11 +1,11 @@
 import {
   isTransaction,
   Ok,
-  interaction,
+  initInteraction,
   pipe,
-} from "../interaction/interaction.js"
-import * as ixModule from "../interaction/interaction.js"
-import {response} from "../response/response.js"
+} from "../interaction/interaction"
+import * as ixModule from "../interaction/interaction"
+import {response} from "../response/response"
 import {config} from "@onflow/config"
 import {decodeResponse} from "../decode/decode.js"
 import {getBlock} from "../build/build-get-block.js"
@@ -23,7 +23,7 @@ async function getRefId(opts) {
   )
 
   var ix
-  ix = await pipe(interaction(), [getBlock()])
+  ix = await pipe(initInteraction(), [getBlock()])
   ix = await sendFn(ix, {config, response, Buffer, ix: ixModule}, {node})
   ix = await decodeResponse(ix)
   return ix.id
diff --git a/packages/sdk/src/resolve/resolve-signatures.js b/packages/sdk/src/resolve/resolve-signatures.js
index 83bf7f117..9254bb9a2 100644
--- a/packages/sdk/src/resolve/resolve-signatures.js
+++ b/packages/sdk/src/resolve/resolve-signatures.js
@@ -1,4 +1,4 @@
-import {isTransaction} from "../interaction/interaction.js"
+import {isTransaction} from "../interaction/interaction"
 import {sansPrefix} from "@onflow/util-address"
 import {
   encodeTransactionPayload as encodeInsideMessage,
diff --git a/packages/sdk/src/resolve/resolve-validators.js b/packages/sdk/src/resolve/resolve-validators.js
index 1974aff54..f86ebd02b 100644
--- a/packages/sdk/src/resolve/resolve-validators.js
+++ b/packages/sdk/src/resolve/resolve-validators.js
@@ -1,4 +1,4 @@
-import {get, pipe, Ok, Bad} from "../interaction/interaction.js"
+import {get, pipe, Ok, Bad} from "../interaction/interaction"
 
 export async function resolveValidators(ix) {
   const validators = get(ix, "ix.validators", [])
diff --git a/packages/sdk/src/resolve/resolve-voucher-intercept.js b/packages/sdk/src/resolve/resolve-voucher-intercept.js
index 7a6067005..45ede7224 100644
--- a/packages/sdk/src/resolve/resolve-voucher-intercept.js
+++ b/packages/sdk/src/resolve/resolve-voucher-intercept.js
@@ -1,4 +1,4 @@
-import {get, isFn} from "../interaction/interaction.js"
+import {get, isFn} from "../interaction/interaction"
 import {createSignableVoucher} from "./voucher.js"
 
 export async function resolveVoucherIntercept(ix) {
diff --git a/packages/sdk/src/resolve/resolve.js b/packages/sdk/src/resolve/resolve.js
index c17030dd8..4fa5fd526 100644
--- a/packages/sdk/src/resolve/resolve.js
+++ b/packages/sdk/src/resolve/resolve.js
@@ -1,10 +1,10 @@
-import {pipe, isTransaction} from "../interaction/interaction.js"
+import {pipe, isTransaction} from "../interaction/interaction"
 import {config} from "@onflow/config"
 import {invariant} from "@onflow/util-invariant"
 import {Buffer} from "@onflow/rlp"
 import {send as defaultSend} from "@onflow/transport-http"
-import * as ixModule from "../interaction/interaction.js"
-import {response} from "../response/response.js"
+import * as ixModule from "../interaction/interaction"
+import {response} from "../response/response"
 import {build} from "../build/build.js"
 import {getBlock} from "../build/build-get-block.js"
 import {getAccount} from "../build/build-get-account.js"
diff --git a/packages/sdk/src/response/__snapshots__/response.test.js.snap b/packages/sdk/src/response/__snapshots__/response.test.ts.snap
similarity index 100%
rename from packages/sdk/src/response/__snapshots__/response.test.js.snap
rename to packages/sdk/src/response/__snapshots__/response.test.ts.snap
diff --git a/packages/sdk/src/response/response.test.js b/packages/sdk/src/response/response.test.ts
similarity index 73%
rename from packages/sdk/src/response/response.test.js
rename to packages/sdk/src/response/response.test.ts
index 226ca304c..48b843431 100644
--- a/packages/sdk/src/response/response.test.js
+++ b/packages/sdk/src/response/response.test.ts
@@ -1,4 +1,4 @@
-import {response} from "./response.js"
+import {response} from "./response"
 
 test("Response - Snapshot", async () => {
   const resp = response()
diff --git a/packages/sdk/src/response/response.js b/packages/sdk/src/response/response.ts
similarity index 75%
rename from packages/sdk/src/response/response.js
rename to packages/sdk/src/response/response.ts
index e5e19e385..9c9adf121 100644
--- a/packages/sdk/src/response/response.js
+++ b/packages/sdk/src/response/response.ts
@@ -1,4 +1,4 @@
-const DEFAULT_RESPONSE = `{
+const DEFAULT_RESPONSE = {
     "tag":null,
     "transaction":null,
     "transactionStatus":null,
@@ -11,6 +11,6 @@ const DEFAULT_RESPONSE = `{
     "latestBlock":null,
     "collection":null,
     "networkParameters":null
-}`
+}
 
-export const response = () => JSON.parse(DEFAULT_RESPONSE)
+export const response = () => ({...DEFAULT_RESPONSE})
diff --git a/packages/sdk/src/sdk.ts b/packages/sdk/src/sdk.ts
index 9a4decc99..769188d47 100644
--- a/packages/sdk/src/sdk.ts
+++ b/packages/sdk/src/sdk.ts
@@ -11,7 +11,8 @@ export {
 } from "./encode/encode"
 // Utils
 export {
-  interaction,
+  interaction, // deprecated
+  initInteraction,
   isOk,
   isBad,
   why,
@@ -32,7 +33,7 @@ export {
   isGetBlockHeader,
   isGetCollection,
   isGetNetworkParameters,
-} from "./interaction/interaction.js"
+} from "./interaction/interaction"
 export {createSignableVoucher, voucherToTxId} from "./resolve/voucher.js"
 export {encodeMessageFromSignable} from "./wallet-utils/encode-signable.js"
 export {template as cadence} from "@onflow/util-template"
@@ -57,7 +58,7 @@ export {getTransactionStatus} from "./build/build-get-transaction-status.js"
 export {getTransaction} from "./build/build-get-transaction.js"
 export {getNetworkParameters} from "./build/build-get-network-parameters.js"
 export {limit} from "./build/build-limit.js"
-export {args, arg} from "./build/build-arguments.js"
+export {args, arg} from "./build/build-arguments"
 export {proposer} from "./build/build-proposer.js"
 export {payer} from "./build/build-payer.js"
 export {ping} from "./build/build-ping.js"
@@ -74,7 +75,7 @@ export {resolveFinalNormalization} from "./resolve/resolve-final-normalization"
 export {resolveProposerSequenceNumber} from "./resolve/resolve-proposer-sequence-number"
 export {resolveArguments} from "./resolve/resolve-arguments.js"
 export {resolveAccounts} from "./resolve/resolve-accounts.js"
-export {response} from "./response/response.js"
+export {response} from "./response/response"
 export {resolveSignatures} from "./resolve/resolve-signatures.js"
 export {resolveValidators} from "./resolve/resolve-validators.js"
 export {resolveRefBlockId} from "./resolve/resolve-ref-block-id.js"
diff --git a/packages/sdk/src/send/send.js b/packages/sdk/src/send/send.js
index 31254e5a3..e2baf17c6 100644
--- a/packages/sdk/src/send/send.js
+++ b/packages/sdk/src/send/send.js
@@ -1,9 +1,9 @@
 import {Buffer} from "@onflow/rlp"
 import {send as defaultSend} from "@onflow/transport-http"
-import {interaction, pipe} from "../interaction/interaction.js"
-import * as ixModule from "../interaction/interaction.js"
+import {initInteraction, pipe} from "../interaction/interaction"
+import * as ixModule from "../interaction/interaction"
 import {invariant} from "../build/build-invariant.js"
-import {response} from "../response/response.js"
+import {response} from "../response/response"
 import {config} from "@onflow/config"
 import {resolve as defaultResolve} from "../resolve/resolve.js"
 
@@ -31,7 +31,7 @@ export const send = async (args = [], opts = {}) => {
 
   opts.node = opts.node || (await config().get("accessNode.api"))
 
-  if (Array.isArray(args)) args = pipe(interaction(), args)
+  if (Array.isArray(args)) args = pipe(initInteraction(), args)
   return sendFn(
     await resolveFn(args),
     {config, response, ix: ixModule, Buffer},
diff --git a/packages/sdk/src/test-utils/authz-fn.js b/packages/sdk/src/test-utils/authz-fn.ts
similarity index 56%
rename from packages/sdk/src/test-utils/authz-fn.js
rename to packages/sdk/src/test-utils/authz-fn.ts
index 7085e4a89..dce507949 100644
--- a/packages/sdk/src/test-utils/authz-fn.js
+++ b/packages/sdk/src/test-utils/authz-fn.ts
@@ -1,14 +1,19 @@
+import { InteractionAccount } from "@onflow/typedefs"
 import {withPrefix} from "@onflow/util-address"
 
-export const idof = acct => `${withPrefix(acct.addr)}-${acct.keyId}`
+export const idof = (acct: InteractionAccount) => `${withPrefix(acct.addr)}-${acct.keyId}`
 
-export function sig(opts) {
+export function sig(opts: Partial<InteractionAccount>) {
   return ["SIGNATURE", opts.addr, opts.keyId].join(".")
 }
 
-export function authzFn(opts = {}) {
-  return function (account) {
-    const acct = {
+interface IAuthzOpts {
+  signingFunction?: (signable: any) => any
+}
+
+export function authzFn(opts: IAuthzOpts = {}) {
+  return function (account: Partial<InteractionAccount>) {
+    const acct: Partial<InteractionAccount> = {
       ...account,
       ...opts,
       resolve: null,
@@ -20,7 +25,7 @@ export function authzFn(opts = {}) {
 
     return acct
 
-    function fallbackSigningFunction(signable) {
+    function fallbackSigningFunction(_signable: any) {
       return {
         addr: acct.addr,
         keyId: acct.keyId,
@@ -30,8 +35,12 @@ export function authzFn(opts = {}) {
   }
 }
 
-export function authzResolve(opts = {}) {
-  return function (account) {
+interface IAuthzResolveOpts {
+  tempId?: string
+}
+
+export function authzResolve(opts: IAuthzResolveOpts = {}) {
+  return function (account: InteractionAccount) {
     const {tempId, ...rest} = opts
     return {
       ...account,
@@ -44,8 +53,15 @@ export function authzResolve(opts = {}) {
 const ROLE = {proposer: false, authorizer: false, payer: false}
 const noop = () => {}
 
-export function authzResolveMany(opts = {}) {
-  return function (account) {
+interface IAuthzResolveMany {
+  tempId?: string
+  authorizations: any[]
+  proposer?: any
+  payer?: any
+}
+
+export function authzResolveMany(opts: IAuthzResolveMany = {authorizations: []}) {
+  return function (account: InteractionAccount): InteractionAccount {
     const tempId = opts.tempId || "AUTHZ_RESOLVE_MANY"
     return {
       ...account,
@@ -63,8 +79,8 @@ export function authzResolveMany(opts = {}) {
   }
 }
 
-export function authzDeepResolveMany(opts = {}, depth = 1) {
-  return function (account) {
+export function authzDeepResolveMany(opts: IAuthzResolveMany = {authorizations: []}, depth = 1) {
+  return function (account: InteractionAccount): InteractionAccount {
     const tempId = opts.tempId || "AUTHZ_DEEP_RESOLVE_MANY"
     return {
       ...account,
diff --git a/packages/transport-http/.babelrc b/packages/transport-http/.babelrc
index 67fc2886b..1e3225d50 100644
--- a/packages/transport-http/.babelrc
+++ b/packages/transport-http/.babelrc
@@ -1,7 +1,11 @@
 {
   "presets": [
     [
-      "@babel/preset-env"
-    ]
+      "@babel/preset-env",
+      {
+        "useBuiltIns": false
+      }
+    ],
+    "@babel/preset-typescript"
   ]
 }
diff --git a/packages/transport-http/package.json b/packages/transport-http/package.json
index fdf0bab3b..a4bfd030d 100644
--- a/packages/transport-http/package.json
+++ b/packages/transport-http/package.json
@@ -19,10 +19,11 @@
     "@onflow/types": "^1.2.1",
     "jest": "^29.5.0"
   },
-  "source": "src/sdk-send-http.js",
+  "source": "src/sdk-send-http.ts",
   "main": "dist/sdk-send-http.js",
   "module": "dist/sdk-send-http.module.js",
   "unpkg": "dist/sdk-send-http.umd.js",
+  "types": "dist/sdk-send-http.d.ts",
   "scripts": {
     "alpha": "npm publish --tag alpha",
     "prepublishOnly": "npm test && npm run build",
diff --git a/packages/transport-http/src/sdk-send-http.js b/packages/transport-http/src/sdk-send-http.ts
similarity index 89%
rename from packages/transport-http/src/sdk-send-http.js
rename to packages/transport-http/src/sdk-send-http.ts
index 02386b403..3b0db1486 100644
--- a/packages/transport-http/src/sdk-send-http.js
+++ b/packages/transport-http/src/sdk-send-http.ts
@@ -6,8 +6,8 @@ export {sendGetCollection} from "./send-get-collection.js"
 export {sendGetEvents} from "./send-get-events.js"
 export {sendGetTransaction} from "./send-get-transaction.js"
 export {sendGetTransactionStatus} from "./send-get-transaction-status.js"
-export {sendPing} from "./send-ping.js"
+export {sendPing} from "./send-ping"
 export {sendTransaction} from "./send-transaction.js"
 export {sendGetNetworkParameters} from "./send-get-network-parameters.js"
-export {send} from "./send-http.js"
+export {send} from "./send-http"
 export {HTTPRequestError} from "./http-request.js"
diff --git a/packages/transport-http/src/send-http.js b/packages/transport-http/src/send-http.ts
similarity index 56%
rename from packages/transport-http/src/send-http.js
rename to packages/transport-http/src/send-http.ts
index ce26a5acf..b6d9a93fe 100644
--- a/packages/transport-http/src/send-http.js
+++ b/packages/transport-http/src/send-http.ts
@@ -8,15 +8,51 @@ import {sendGetEvents} from "./send-get-events.js"
 import {sendGetBlock} from "./send-get-block.js"
 import {sendGetBlockHeader} from "./send-get-block-header.js"
 import {sendGetCollection} from "./send-get-collection.js"
-import {sendPing} from "./send-ping.js"
+import {sendPing, ISendPingContext} from "./send-ping"
 import {sendGetNetworkParameters} from "./send-get-network-parameters.js"
+import { Interaction } from "@onflow/typedefs"
 
-export const send = async (ix, context = {}, opts = {}) => {
+interface InteractionModule {
+  isTransaction: (ix: Interaction) => boolean;
+  isGetTransactionStatus: (ix: Interaction) => boolean;
+  isGetTransaction: (ix: Interaction) => boolean;
+  isScript: (ix: Interaction) => boolean;
+  isGetAccount: (ix: Interaction) => boolean;
+  isGetEvents: (ix: Interaction) => boolean;
+  isGetBlock: (ix: Interaction) => boolean;
+  isGetBlockHeader: (ix: Interaction) => boolean;
+  isGetCollection: (ix: Interaction) => boolean;
+  isPing: (ix: Interaction) => boolean;
+  isGetNetworkParameters: (ix: Interaction) => boolean;
+}
+interface IContext extends ISendPingContext{
+  ix: InteractionModule;
+}
+
+interface IOptsCommon {
+  node?: string
+}
+
+interface IOpts extends IOptsCommon {
+  sendTransaction?: (ix: Interaction, context: IContext, opts: IOptsCommon) => void
+  sendGetTransactionStatus?: (ix: Interaction, context: IContext, opts: IOptsCommon) => void
+  sendGetTransaction?: (ix: Interaction, context: IContext, opts: IOptsCommon) => void
+  sendExecuteScript?: (ix: Interaction, context: IContext, opts: IOptsCommon) => void
+  sendGetAccount?: (ix: Interaction, context: IContext, opts: IOptsCommon) => void
+  sendGetEvents?: (ix: Interaction, context: IContext, opts: IOptsCommon) => void
+  sendGetBlockHeader?: (ix: Interaction, context: IContext, opts: IOptsCommon) => void
+  sendGetCollection?: (ix: Interaction, context: IContext, opts: IOptsCommon) => void
+  sendPing?: (ix: Interaction, context: IContext, opts: IOptsCommon) => void
+  sendGetBlock?: (ix: Interaction, context: IContext, opts: IOptsCommon) => void
+  sendGetNetworkParameters?: (ix: Interaction, context: IContext, opts: IOptsCommon) => void
+}
+
+export const send = async (ix: Interaction, context: IContext, opts: IOpts = {}) => {
   invariant(
-    opts.node,
+    Boolean(opts?.node),
     `SDK Send Error: Either opts.node or "accessNode.api" in config must be defined.`
   )
-  invariant(context.ix, `SDK Send Error: context.ix must be defined.`)
+  invariant(Boolean(context.ix), `SDK Send Error: context.ix must be defined.`)
 
   ix = await ix
 
diff --git a/packages/transport-http/src/send-ping.js b/packages/transport-http/src/send-ping.js
deleted file mode 100644
index 67fc80de3..000000000
--- a/packages/transport-http/src/send-ping.js
+++ /dev/null
@@ -1,24 +0,0 @@
-import {invariant} from "@onflow/util-invariant"
-import {httpRequest as defaultHttpRequest} from "./http-request.js"
-
-export async function sendPing(ix, context = {}, opts = {}) {
-  invariant(opts.node, `SDK Send Ping Error: opts.node must be defined.`)
-  invariant(
-    context.response,
-    `SDK Send Ping Error: context.response must be defined.`
-  )
-
-  const httpRequest = opts.httpRequest || defaultHttpRequest
-
-  await httpRequest({
-    hostname: opts.node,
-    path: "/v1/blocks?height=sealed",
-    method: "GET",
-    body: null,
-  })
-
-  let ret = context.response()
-  ret.tag = ix.tag
-
-  return ret
-}
diff --git a/packages/transport-http/src/send-ping.test.js b/packages/transport-http/src/send-ping.test.ts
similarity index 95%
rename from packages/transport-http/src/send-ping.test.js
rename to packages/transport-http/src/send-ping.test.ts
index bfef942fa..de4fa3181 100644
--- a/packages/transport-http/src/send-ping.test.js
+++ b/packages/transport-http/src/send-ping.test.ts
@@ -1,4 +1,4 @@
-import {sendPing} from "./send-ping.js"
+import {sendPing} from "./send-ping"
 import {Buffer} from "@onflow/rlp"
 import {build, ping, resolve, response as responseADT} from "@onflow/sdk"
 
diff --git a/packages/transport-http/src/send-ping.ts b/packages/transport-http/src/send-ping.ts
new file mode 100644
index 000000000..378e1c8eb
--- /dev/null
+++ b/packages/transport-http/src/send-ping.ts
@@ -0,0 +1,35 @@
+import {invariant} from "@onflow/util-invariant"
+import {httpRequest as defaultHttpRequest} from "./http-request.js"
+import { Interaction } from "@onflow/typedefs"; 
+
+export interface ISendPingContext {
+  response?: Function;
+}
+
+interface ISendPingOpts {
+  node?: string
+  httpRequest?: any,
+
+}
+
+export async function sendPing(ix: Interaction, context: ISendPingContext = {}, opts: ISendPingOpts = {}) {
+  invariant(Boolean(opts.node), `SDK Send Ping Error: opts.node must be defined.`)
+  invariant(
+    Boolean(context.response),
+    `SDK Send Ping Error: context.response must be defined.`
+  )
+
+  const httpRequest = opts.httpRequest || defaultHttpRequest
+
+  await httpRequest({
+    hostname: opts.node,
+    path: "/v1/blocks?height=sealed",
+    method: "GET",
+    body: null,
+  })
+
+  let ret = typeof context?.response === 'function' ? context.response() : {}
+  ret.tag = ix.tag
+
+  return ret
+}
diff --git a/packages/typedefs/src/index.ts b/packages/typedefs/src/index.ts
index 5971369c2..0b10e8ba6 100644
--- a/packages/typedefs/src/index.ts
+++ b/packages/typedefs/src/index.ts
@@ -288,3 +288,5 @@ export type Provider = {
    */
   name: string
 }
+
+export * from "./interaction"
diff --git a/packages/typedefs/src/interaction.ts b/packages/typedefs/src/interaction.ts
new file mode 100644
index 000000000..df01c5d6f
--- /dev/null
+++ b/packages/typedefs/src/interaction.ts
@@ -0,0 +1,85 @@
+
+export const UNKNOWN /*                       */ = "UNKNOWN"
+export const SCRIPT /*                        */ = "SCRIPT"
+export const TRANSACTION /*                   */ = "TRANSACTION"
+export const GET_TRANSACTION_STATUS /*        */ = "GET_TRANSACTION_STATUS"
+export const GET_ACCOUNT /*                   */ = "GET_ACCOUNT"
+export const GET_EVENTS /*                    */ = "GET_EVENTS"
+export const PING /*                          */ = "PING"
+export const GET_TRANSACTION /*               */ = "GET_TRANSACTION"
+export const GET_BLOCK /*                     */ = "GET_BLOCK"
+export const GET_BLOCK_HEADER /*              */ = "GET_BLOCK_HEADER"
+export const GET_COLLECTION /*                */ = "GET_COLLECTION"
+export const GET_NETWORK_PARAMETERS /*        */ = "GET_NETWORK_PARAMETERS"
+
+export const BAD /* */ = "BAD"
+export const OK /*  */ = "OK"
+
+export const ACCOUNT /*  */ = "ACCOUNT"
+export const PARAM /*    */ = "PARAM"
+export const ARGUMENT /* */ = "ARGUMENT"
+
+export const AUTHORIZER /* */ = "authorizer"
+export const PAYER /*      */ = "payer"
+export const PROPOSER /*   */ = "proposer"
+
+export interface InteractionAccount {
+  "kind": typeof ACCOUNT,
+  "tempId": string | null,
+  "addr": string | null,
+  "keyId": number | string | null,
+  "sequenceNum": number | null,
+  "signature": any | null,
+  "signingFunction": any | null,
+  "resolve": any | null,
+  "role": {
+    "proposer": boolean,
+    "authorizer": boolean,
+    "payer": boolean,
+    "param"?: boolean,
+  },
+  authorization: any,
+}
+
+export interface Interaction {
+  "tag": string,
+  "assigns": Record<string, any>,
+  "status": string,
+  "reason": string | null,
+  "accounts": Record<string, any>,
+  "params": Record<string, any>,
+  "arguments": Record<string, any>,
+  "message": {
+    "cadence": string | null,
+    "refBlock": string | null,
+    "computeLimit": string | null,
+    "proposer": string | null,
+    "payer": string | null,
+    "authorizations": string[],
+    "params": Record<string, any>[],
+    "arguments": string[]
+  },
+  "proposer": string | null,
+  "authorizations": string[],
+  "payer": string[],
+  "events": {
+    "eventType": string | null,
+    "start": string | null,
+    "end": string | null,
+    "blockIds": string[]
+  },
+  "transaction": {
+    "id": string | null
+  },
+  "block": {
+    "id": string | null,
+    "height": string | null,
+    "isSealed": boolean | null
+  },
+  "account": {
+    "addr": string | null
+  },
+  "collection": {
+    "id": string | null
+  }
+}
\ No newline at end of file
diff --git a/packages/types/src/types.ts b/packages/types/src/types.ts
index cc392f607..9617d6993 100644
--- a/packages/types/src/types.ts
+++ b/packages/types/src/types.ts
@@ -18,7 +18,7 @@ export interface TypeDescriptor<T, V extends JsonCdc<string, unknown>> {
   asInjection: (x: T) => T
 }
 
-type TypeDescriptorInput<
+export type TypeDescriptorInput<
   X extends TypeDescriptor<any, JsonCdc<string, unknown>>
 > = X extends TypeDescriptor<infer T, JsonCdc<string, unknown>> ? T : never