curl --request GET \
  --url https://api.example.com/api/v1/accounts/{accountId}/projects/{projectId}/widgets/{widgetId}/configurations/{widgetConfigurationId}/deltas

[
  {
    "id": "<string>",
    "accountId": "<string>",
    "baseWidgetConfigurationId": "<string>",
    "creatorId": "<string>",
    "delta": {},
    "createdAt": "<string>",
    "sequenceNumber": 123,
    "fullConfiguration": {}
  }
]