text: /**
   * 背景音乐识别服务token 方式请求的使用示例
   */
  var bgm = require("./ais_sdk/asr_bgm");
  var token = require("./ais_sdk/gettoken");
  
  var username = "*******";        // 配置用户名
  var domain_name = "*******";     // 配置用户名
  var password = "*******";        // 密码
  var region_name = "cn-north-1";  // 配置区域信息
  
  obsUrl = "https://obs-test-llg.obs.cn-north-1.myhuaweicloud.com/bgm_recognition";
  token.getToken(username, domain_name, password, region_name, function (token) {
  
      bgm.asr_bgm(token, obsUrl, function (result) {
          console.log(result);
      });
  });