{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0x35353633c67fd735f52805f36adb06b56349f78a1a0e2619e762f877a5634140",
    "signature": "0x5ffdb492bf711d56a061a18f29151afe231e2c311e3efb708f8eb1a6c2b4e72945cb3b68d650c1ebd268f812c7a23d5ae3ed9e43b39e73e5a79a329114b1a1701b",
    "signer": "0x92d3eeF18F09b6dEA8B68410222af4813dA7727F",
    "userId": "719754"
  }
}