{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "538837114",
    "entityType": "Notification",
    "nonce": "0x453b3f94406e6f5cd1fb079bf9d21c744f9b27018619be771af9598df107aa03",
    "signature": "0x8466e38dab54db0485336f81c52cc069b78fa2d3b982e29319da7ad00f96038a57a4432c7875b2588267c01f2df8b6bdcf6a0b50c5eb89d0f744300c9eccdecc1b",
    "signer": "0x020819dBA653525cf3F8069104a51B241BfC46E1",
    "userId": "1967"
  }
}