{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "538837114",
    "entityType": "Notification",
    "nonce": "0xc51bc7dad6efac89009803f6647344844102229d176a47943663b87389e6974c",
    "signature": "0xc35f06732933d0b294b8c5562b08dd0c25e5fb3907b0c2a4e64b8e68df83190773a53952afc15edb35a2b02cdcbf16b3608893ae0ffdaeb46bd59ee1c1652cd71b",
    "signer": "0x020819dBA653525cf3F8069104a51B241BfC46E1",
    "userId": "1967"
  }
}