{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0x47885cc4fd593fae9e39161a45aec10da32140a30720ea2fe56206ee2939a092",
    "signature": "0x40c769deeeace416680bf12338be265b1eb653b74dc08c31bad34024edbf639411af7e568f5c57e3ec2dffc6672adb6b20a5eacbaa34cca0c3b3cc0bc6ea44971c",
    "signer": "0x84dF4ff73DF399FdC88dE60B14d895115FD67044",
    "userId": "364437"
  }
}