[KRS product stock API]

Base URL : https://api.storyway.co.kr/api

GET /public/selectJaego/deptCd/{ deptCd }/itemCd/{ itemCd }
  - { deptCd } : mall_code
  - { itemCd } : product_code
    + order product is multiple, seperator is space (ex: 8037193 8034524)


ex)
- 1 count
https://api.storyway.co.kr/api/public/selectJaego/deptCd/999997/itemCd/8037193

- multiple count (<= 10 count)
https://api.storyway.co.kr/api/public/selectJaego/deptCd/999997/itemCd/8037193 8034524
{"result":[{"deptCd":"999997","itemCd":"8037193","normalJaegoQty":1,"regDt":"20200224161505","updtDt":"20200224161505"}],"resultCd":"200","resultMsg":"Success"}