> For the complete documentation index, see [llms.txt](https://developers.payssam.kr/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://developers.payssam.kr/api/api-v2/sub-business.md).

# 하위사업장 가입 및 등록

## 하위 사업장 등록 URL 발급

>     파트너사의 하위 사업장 등록을 위한 접근 URL을 발급합니다.\
>     발급된 URL을 파트너 내부 화면에 연결하여 하위 사업장 등록을 진행할 수 있습니다.\
> \ <br>

```json
{"openapi":"3.1.0","info":{"title":"OpenAPI definition","version":"v0"},"tags":[],"servers":[{"url":null,"description":"Generated server url"}],"paths":{"/auth/mapping":{"post":{"tags":["3.1 파트너 하위 사업장 연동, v2"],"summary":"하위 사업장 등록 URL 발급","description":"    파트너사의 하위 사업장 등록을 위한 접근 URL을 발급합니다.\n    발급된 URL을 파트너 내부 화면에 연결하여 하위 사업장 등록을 진행할 수 있습니다.\n\n\n","operationId":"authMapping","requestBody":{"content":{"application/json":{"schema":{"$ref":"#/components/schemas/PartnerAuthMappingRequest"}}},"required":true},"responses":{"200":{"description":"성공","content":{"application/json":{"schema":{"$ref":"#/components/schemas/BaseResponsePartnerAuthOpenResponse"}}}}}}}},"components":{"schemas":{"PartnerAuthMappingRequest":{"type":"object","properties":{"apiKey":{"type":"string","description":"파트너 연동을 위한 고유키","maxLength":32},"memberId":{"type":"string","description":"파트너 사용자 코드","maxLength":30},"merchantId":{"type":"string","description":"파트너 매장 코드","maxLength":30},"businessNumber":{"type":"string","description":"사업자번호"},"callbackUrl":{"type":"string","description":"결제 승인 후 결제 상태를 통보받을 파트너사의 URL"},"redirectUrl":{"type":"string","description":"하위사업장 가입 완료 이후 페이지 이동을 위한 redirectUrl"}},"required":["apiKey","callbackUrl","memberId","merchantId"]},"BaseResponsePartnerAuthOpenResponse":{"type":"object","description":"공통 API 응답 포맷 (api.spec: code/message/data)","properties":{"code":{"type":"string","description":"응답 코드"},"message":{"type":"string","description":"응답 메시지"},"data":{"$ref":"#/components/schemas/PartnerAuthOpenResponse","description":"응답 데이터"}}},"PartnerAuthOpenResponse":{"type":"object","description":"파트너 인증 URL 응답","properties":{"url":{"type":"string","description":"접근 URL"}}}}}}
```


---

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