{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0x88f37b883514a335c45d16604786f88e29f563c72fd65c186665726b80ed8839",
    "signature": "0x7ac4f08082e3c3c06d540ee3e37be77a5c1c4e2420e9756d2fae8223ebe3acf279d8399f85f32b8d9234650a21f2e4665d2eeeee2d7bf00e2eb877fa4c81505f1b",
    "signer": "0x92d3eeF18F09b6dEA8B68410222af4813dA7727F",
    "userId": "719754"
  }
}