HarmonyOS 上传文件 无法获取接口返回值

可尝试如下代码，看能否解决问题

try {
  request.uploadFile(getContext(), uploadConfig).then((data: request.UploadTask) => {
    let uploadTask = data;
    uploadTask.on('complete', (taskStates: Array<request.TaskState>) => {
      for (let i = 0; i < taskStates.length; i++) {
        console.info(`upload complete taskState: ${JSON.stringify(taskStates[i])}`);
      }
    });
    uploadTask.on('headerReceive',(header:Object)=>{
      console.log('