{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0x9322acf844e2c39a0ed84cd3178c1d2a17cc01a4bc7bd8f3154d3e3b1ab8e3ca",
    "signature": "0x800fa206aa05492995aab47c7cf5c2f773a5cf7bd3e40a033860f18e4569395c5972b36ecb1a23b6b2bcc1825d3b6afdc6cdc9268d5ab56e55b2e2fa91c83aed1b",
    "signer": "0x92d3eeF18F09b6dEA8B68410222af4813dA7727F",
    "userId": "719754"
  }
}