{
  "manageEntity": {
    "action": "Update",
    "entityId": "785572647",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaiera7f3gxhuaosrqciviaq64og6eyoefg5dtck6bc4vofjh4ddvvpyza\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":4281}]}}}",
    "nonce": "0x4fb042e099d92fcae19713adf54cf4dc0e6fe3a742efdb705f661f8527273c11",
    "signature": "0xbb4911c72454621eb5cfc564ec2891582a7f80103dae8a816ef85e7a041f7fae35ddb19484e8e5780b2e6f6586e22b1de099b6e62ce1fc8f744fd45276cf1d921b",
    "signer": "0x7B452F4626D784d9d89CEE11B9708A2a490C013a",
    "userId": "785572647"
  }
}