{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "title": "DataSource",
  "type": "object",
  "description": "Information about an external data source in the spreadsheet.",
  "properties": {
    "dataSourceId": {
      "type": "string",
      "description": "The spreadsheet-scoped unique ID that identifies the data source."
    },
    "calculatedColumns": {
      "type": "array",
      "description": "All calculated columns in the data source."
    },
    "sheetId": {
      "type": "integer",
      "description": "The ID of the Sheet connected with the data source."
    }
  }
}