{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "538837114",
    "entityType": "Notification",
    "nonce": "0x0ed1e968b663689ee5aa412c400885b1ac80f1f3f159e62ab5fdb9addd4bd2b3",
    "signature": "0x398e929aa0025aaeaffc1ff5f87e13e176e29af7bae095afc9125e862daef6861efadf0da2ca7b43712a2d579ad2bcd37a7ff0b4874a434a9cde89e7456b19e71b",
    "signer": "0x020819dBA653525cf3F8069104a51B241BfC46E1",
    "userId": "1967"
  }
}