public static async Task <IActionResult> GetAwbNumber([HttpTrigger(AuthorizationLevel.Anonymous, "get")] HttpRequest req, ILogger log) { log.LogInformation("C# HTTP trigger function GetAwbNumber processed a request."); // parse query parameter string shipmentAddr = req.Query["shipmentAddr"]; if (shipmentAddr == null) { return(new BadRequestObjectResult("Please pass 'shipmentAddr' on the query string.")); } var svc = new ShipmentService(GetWeb3(), shipmentAddr); var awbNumber = await svc.AwbNumberQueryAsync(); return(new OkObjectResult(awbNumber)); }