{
  "title": "Body",
  "body": {
    "content": {
      "application/x-www-form-urlencoded": {
        "schema": {
          "properties": {
            "client_id": {
              "description": "The SQL query result identifier",
              "type": "string"
            },
            "expected_rows": {
              "description": "Optional expected row count for progress tracking",
              "type": "integer"
            },
            "filename": {
              "description": "Optional filename for the export",
              "type": "string"
            }
          },
          "type": "object"
        }
      }
    },
    "description": "Export parameters",
    "required": true
  }
}