{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0xd9a12a4479233dfda8dd4f153fe49c6cb3a7f8c372b24f6d1c0cf63a7e2b9b88",
    "signature": "0x5d4b42ad3e57982d3561a998f9ec006712a4a7d111c1ca0c3fe6961380db2d2a21b62009ea0e2185a2f6cfa9fe85c86b85f3da6c039baea2e197e1c2f919f59e1b",
    "signer": "0x92d3eeF18F09b6dEA8B68410222af4813dA7727F",
    "userId": "719754"
  }
}