{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0x537ce5959d19fbd93e5943c55dce7699646320fd7f65d85c1c0daaf46680f853",
    "signature": "0x65b45d42797e8955cb24014fad6c5bed479860e354dc58009f1418e6c5ea9d8c1a14060c0f3aeb62daaf9fbf531f1bfc1d52de8e69e50b625cef279faffff9d51b",
    "signer": "0x1a659924AFe35D1F9BACF9f6b09B127487A3fA6b",
    "userId": "24244424"
  }
}