{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0x11b3f8aac0653297813f01396c05b49497c749aea4ab9d5e3ab24c7657ee3838",
    "signature": "0x736aa83eae0b32557083e3f3d5b3b2e99b90517d7d1fd7733b8dbf0ea516d55a663fbaef6a4a560e2c21ddd19433912a40e1767ca7405556ebdd58994ad2c22b1b",
    "signer": "0x51Db1bf67B63F93f93FD0535edbeb523458Bbfa8",
    "userId": "867308416"
  }
}