{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0x5de7ade2da18d2e59e40c4c3cf9c4132f21fc597ed84d21ba8918cb62f8bfc4a",
    "signature": "0x92efe8a57a6ed3ad3d42834ce72b6041ff5dc8b4b905b1eeb841fee31675f565648e3c3a488b6158ba501eb19b60f1da2b6d1fa4817a66d2f96a228cf9d886e71c",
    "signer": "0x92d3eeF18F09b6dEA8B68410222af4813dA7727F",
    "userId": "719754"
  }
}