{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0x8c5692e78eae62a25822ccc73eba3cd77c7402e547af2f4af9195faa1b3bb761",
    "signature": "0xf839dacf8c98488f3f0999e0c6265b649b6b92b85356a6697f164daa6dbfc98a6dad3fd27d6843ee2a0f0a7dede6f9a89d8d9fe2a56bc6a75f9257327a6a53081b",
    "signer": "0x92d3eeF18F09b6dEA8B68410222af4813dA7727F",
    "userId": "719754"
  }
}