{
  "manageEntity": {
    "action": "Update",
    "entityId": "235022205",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaiera7f3gxhuaosrqciviaq64og6eyoefg5dtck6bc4vofjh4ddvvpyza\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":4281}]}}}",
    "nonce": "0x941734a4a69ed24333f642714a65eff6acce57a9c9f698470d55455d73d7b6d2",
    "signature": "0x62c24eb97ca799363c87c787b02ae11a38e881da4578dbb232d06dcb430255b16e3f7b2b093ea13efb919027d487fa85c5409f2b60f3de166c96bad7cd4dcba81c",
    "signer": "0x96A0f96bE4b0D36a912215a27B0643e03d96FE28",
    "userId": "235022205"
  }
}