---
title: "Sign in with a staff PIN from a registered shared device. 10 wrong PINs lock the member for 15 minutes on every device; the device has its own limit."
method: POST
path: "/api/v1/pin/sign-in"
---

# Sign in with a staff PIN from a registered shared device. 10 wrong PINs lock the member for 15 minutes on every device; the device has its own limit.

`POST /api/v1/pin/sign-in`

## Request

- Base URL: `http://127.0.0.1:4310`
- URL: `http://127.0.0.1:4310/api/v1/pin/sign-in`
- Auth: none required

## Request body

- object
  - `user_id` string, uuid, required
  - `pin` string, required

## Response `200`

OK

- object

## Other responses

- `400`: Validation error
- `401`: Unauthenticated
- `403`: Forbidden
- `404`: Not found
- `409`: Conflict or invalid state

---

[API](https://skmtc.dev/scalingfirm/apis/tsf-booking-api.md) · [All operations](https://skmtc.dev/scalingfirm/apis/tsf-booking-api/llms.txt) · [OpenAPI document](https://skmtc.dev/scalingfirm/apis/tsf-booking-api/revisions/81704199cd37?raw)