delete masters _id

server/routers/dry-wash/arm-orders.js

@@ -1,6 +1,6 @@
 const router = require('express').Router()
 
-router.post('/orders', (req, res) => {
+router.get('/orders', (req, res) => {
     res
         .status(200)
         .send(require(`./json/arm-orders/success.json`))

server/routers/dry-wash/model/master.js

@@ -11,6 +11,9 @@ const schema = new Schema({
 schema.set('toJSON', {
     virtuals: true,
     versionKey: false,
+    transform(_doc, ret) {
+        delete ret._id;
+    }
 })
 
 schema.virtual('id').get(function () {