{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "538837114",
    "entityType": "Notification",
    "nonce": "0x750536e0c0c8fd03a04f3330c2f84826723b56b2b8b9936fbfa629f7d440b0e3",
    "signature": "0x0b31323a0bbfe20a6558bd989b71fb221183278f9f1b1fd9e5c08256461b49117503ace68a6ae75a767e33831fae950bde2913db2673f07061575e13ea35a6481c",
    "signer": "0xd543a0232b294823FE594e2f4B732D93B92B24cf",
    "userId": "2559"
  }
}