{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0xb35d08e6fb655631496798c6ae7f85dd3a7ceba0f5e623fe836a8bc75a43dc9c",
    "signature": "0x555bc4db1953e4ceff674f89e63deca88a932837ba58e5c8b81bd46239d13f5a5cf65edb7a78ff4d6fe22fe8fde59b2060c9431060c2d0e3e23610e5bc5e80011b",
    "signer": "0xdd39b12399591885749F20839fcf8D02A9eafBD2",
    "userId": "594743360"
  }
}