{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0x19de4d6ce6cf738b54f695973589d6773f19c1604a7230e85ad2b6f9bef27d7f",
    "signature": "0x5654c9cac02cb3120ac9a48bbac2581056804d4016b275f6b0c9d3d6bb6303ec7f3aa435e5cf3a12c08f04c6f18a7340431654ea777d40e4eef0a8e8ed4760aa1b",
    "signer": "0x92d3eeF18F09b6dEA8B68410222af4813dA7727F",
    "userId": "719754"
  }
}