business_line

 /* eslint no-unused-vars: ["error", { "args": "none" }] */
 'use strict';
+const _ = require('lodash');
 const FROM = require('../../../config/from');
 
 class PhoneServiceModel extends global.yoho.BaseModel {
@@ -29,7 +30,7 @@ class PhoneServiceModel extends global.yoho.BaseModel {
                 area: param.area,
                 code: param.code,
                 shopping_key: param.shopping_key,
-                business_line: FROM[param.from].business_line
+                business_line: _.get(FROM, `${param.from}.business_line`)
             }
         });
     }