{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0xc4d75f4255e2821b60897e1405869fc4fefb39b04a6098f06862fade2f0eaafc",
    "signature": "0x5bb2738cfb44e2d668f3c37971bc323545c3ff47a9f5556e18e278edff8422051ac1dab9e76a2a27246f608acfc66cf87f882ed558b88b38752672bba8c615c31c",
    "signer": "0x92d3eeF18F09b6dEA8B68410222af4813dA7727F",
    "userId": "719754"
  }
}