{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "538837114",
    "entityType": "Notification",
    "nonce": "0x6792a5e759da4ed7b76f7e32cef3937a0c5f164830f2f810f7901abeb8f1ff1f",
    "signature": "0x411003c0e65d2f08e8ec63ac8d4d5fa36309152af61a69be598b42c204da10eb43e8692039865ee7bae61f399740b7ebc64750ad0df2421b447232393ce378f11b",
    "signer": "0x020819dBA653525cf3F8069104a51B241BfC46E1",
    "userId": "1967"
  }
}