---
title: "Issue JWT token"
method: POST
path: "/api/v4/jwt"
tags: ["JWT"]
---

# Issue JWT token

`POST /api/v4/jwt`

The endpoint issues a JWT token for the Fiat Gateway service.
The token is used to authenticate requests to the Fiat Gateway API.

<Note>
The API does not cache the response.
</Note>

## Request body

- object
  - `request` string, required — Request signature
  - `nonceWindow` boolean — Nonce window setting
  - `nonce` integer, required — Unique request identifier

## Response `200`

Validation succeeded and JWT token is returned

- object
  - `data` object
    - `token` string — JWT token
    - `expires_at` integer — Token expiration timestamp

## Other responses

- `400` — Missing required fields or invalid data
- `401` — Invalid API key, signature, or nonce
- `500` — Server configuration issues

---

[API](https://skmtc.net/whitebit/apis/whitebit-private-http-api-v4.md) · [All operations](https://skmtc.net/whitebit/apis/whitebit-private-http-api-v4/llms.txt) · [OpenAPI document](https://skmtc-service-staging.skmtc.workers.dev/v1/apis/whitebit/whitebit-private-http-api-v4/revisions/76c9def9942f/schema)