{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "538837114",
    "entityType": "Notification",
    "nonce": "0xae019438c346997a38e790b4170486c1e9ccd3c73bc5454a999544f11684fc64",
    "signature": "0x4c4b80e655cfb4630efe70889bafbddf2906650220026c1fb33890a4261ccce31bd8f4b921d2c5aab29b69fce23db1a0ff67fcee13d9b7b04d28771060bd911c1c",
    "signer": "0x020819dBA653525cf3F8069104a51B241BfC46E1",
    "userId": "1967"
  }
}