{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0x14080907645c25387001df671d0335ae74028cb0fd7f08a9851558b8d5aeb639",
    "signature": "0x3ee8977527605470b66583d5f732d302678c63d6fe9721469c660d4d03cfc594525f3e8c4b287d4c03ef55abdb979808a05b6ffb54a1fc1aa26a05ac8764cc0a1b",
    "signer": "0x92d3eeF18F09b6dEA8B68410222af4813dA7727F",
    "userId": "719754"
  }
}