code: function initBLModel(req, res, cb) {
      let modelName = config.model;
      if (req.soajs.servicesConfig && req.soajs.servicesConfig.model) {
          modelName = req.soajs.servicesConfig.model;
      }
      if (process.env.SOAJS_TEST && req.soajs.inputmaskData.model) {
          modelName = req.soajs.inputmaskData.model;
      }
      BLModule.init(modelName, function (error, BL) {
          if (error) {
              req.soajs.log.error(error);
              return res.json(req.soajs.buildResponse({"code": 601, "msg": config.errors[601]}));
          }
          else {
              return cb(BL);
          }
      });
  }
docs: Initialize the Business Logic model