{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0x9352e49f4ec6f08abf8c2a1016d32a79f1d9fa0e203b2e9eb27d8728450862b6",
    "signature": "0x6ee7be1cbfb2eb83ac8928b5de2d7afd65b57ccb43e6e9b9cc3cd91f50dcf5624a5cfb708d5a25ff50ef3beed0930a72e6ad7a4ac4c9ad35f9045e83314e17821c",
    "signer": "0x92d3eeF18F09b6dEA8B68410222af4813dA7727F",
    "userId": "719754"
  }
}