{
  "manageEntity": {
    "action": "Update",
    "entityId": "627782178",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaiera7f3gxhuaosrqciviaq64og6eyoefg5dtck6bc4vofjh4ddvvpyza\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":4281}]}}}",
    "nonce": "0x0ea33f90463da91d9c041839b934ae3c013ae278f3e5d1c7560e0ce98ef2f77c",
    "signature": "0x0f0ab107ceaf5c256f325e352eeb7b15f7882958da172d81e6e171d520ef23d5546bf363268cf6009d12499563bf1ab9810c7c537ada961e306f73fc9c3b523d1c",
    "signer": "0x4bab5Cd522B53b8B987980041e9789631B6a50C1",
    "userId": "627782178"
  }
}