firebase-security-rules.json

{
  "rules": {
    "users": {
      ".read":true,
      "$uid": {
        ".write": "auth != null && auth.uid == $uid",
        ".validate":"newData.hasChildren(['name','email'])",
        "name":{".validate":"newData.isString()"},
        "email":{".validate":"newData.isString()"},
        "imageUrl":{".validate":"newData.isString()"},
        "lists":{
          "$list_id":{
              ".write": "auth != null && auth.uid == $uid",
              ".validate":"newData.hasChildren(['name','description','topic','publish'])",              
              "name":{".validate":"newData.isString()"},
              "topic":{".validate":"newData.isString()"},
              "description":{".validate":"newData.isString()"},
              "publish":{".validate":"newData.isBoolean()"},
              "viewers":{".validate":"newData.isNumber()"},
              "content":{
                "$video_id":{
                  ".write": "auth != null && auth.uid == $uid",
                  ".validate":"newData.hasChildren(['name','description','contentUrl','contentType','startTime','endTime'])",
                  ".indexOn": ["order"],
                  "id":{".validate":"newData.isNumber()"},
                  "order":{".validate":"newData.isNumber()"},
                  "name":{".validate":"newData.isString()"},
                  "description":{".validate":"newData.isString()"},
                  "contentUrl":{".validate":"newData.isString()"},
                  "startTime":{".validate":"newData.isNumber()"},
                  "endTime":{".validate":"newData.isNumber()"},
                  "contentType":{".validate":"newData.isString()"}
                }
              }
          }
        }
      }
    },
    "listsRef":{
      ".read":true,
        "$list_id":{
          "authorId":{".validate":"newData.isString()"}
        }
      }
  }
}