{
  "manageEntity": {
    "action": "Update",
    "entityId": "97144464",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaiera7f3gxhuaosrqciviaq64og6eyoefg5dtck6bc4vofjh4ddvvpyza\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":4281}]}}}",
    "nonce": "0x7ebfc78c3a126b8c49f0c31f68b5dc94dab4d4af9730def55ab3d23654a04174",
    "signature": "0xd076460c4aea4170e40e3deac52b2b64bdca3501ee3dc01fe5f10a84c6a385de12ec0cca198471a57e150098c00d29befd08cc007a83ab73f381b788ad475ab71b",
    "signer": "0xb95a292B1b7a5Dad35D3B1B36b558990B8a07F73",
    "userId": "97144464"
  }
}