{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "538837114",
    "entityType": "Notification",
    "nonce": "0x941f28c5f5e36b75fc4c65c435cd869bfb31c337c03a4005d7f7db87fb721a5e",
    "signature": "0x8508afa679ea94ad2865896c7f06b31871a16c2b54a0a032dae07e8fb1cbafd546672e94d7dd74720c9a3ee6d74c215c82983174cdfb9f2950ba35dbcd6225cf1b",
    "signer": "0x020819dBA653525cf3F8069104a51B241BfC46E1",
    "userId": "1967"
  }
}