{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "538837114",
    "entityType": "Notification",
    "nonce": "0xd84004f1f786975831b7b4e11b2af6f9c4d2da0f8068e30adaf33c2e2dc32037",
    "signature": "0x7cf17f67ac07cd534497c5140ffaf1b780b6c304fb0dd9db0714075acde2112174234ccf621c854d14f4e05a4531d2fd874e56276f59e9be1f616c4a8a72ff161b",
    "signer": "0x020819dBA653525cf3F8069104a51B241BfC46E1",
    "userId": "1967"
  }
}