BE API Endpoint 2

[hwryan12]

POST /chordsapi/v1/themes/#{theme_id}/characters/#{character.id}/playlists?genre=hip-hop

this end point should return a playlist with a list of 10 songs in the following format (and add that playlist as a playlist object to the DB- in incremental order)

{
  "links": {
   " image": "http://example.com/vaderpic"
  },
  "data": [{
    "type": "character",
    "id": "1",
    "attributes": {
      "name": "Darth Vader",
      "quiz": "Star Wars",
      "alignment": "Neutral Evil"
    },

   {
    "type": "playlist",
     "attributes":{
       "id": "1"                             
       "titles": "["Song1", "Song2", "Song3", "Song4"]"
       }
   }]
}