{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0xb93d9b7016b46c6c10f3bd3ba2302e34786e58170e62f36a890509ebd30e1cbf",
    "signature": "0x6832e89d16deea8d2c8caa430388d4b3d6a380fa72e94b95b0c05d58b43b57d23b0a3d80cf8b5247430c0f5d00b4736c69daa52fab6cb7ea88b48a69ddfeb6ba1b",
    "signer": "0x92d3eeF18F09b6dEA8B68410222af4813dA7727F",
    "userId": "719754"
  }
}