# RefreshTokenRequest

The parameters used when refreshing a token

Type: object

Fields typed as another model are documented on that model's page; fetch it before filling the field.

| Field | Type | Required | Description | Allowed values / default / constraints |
| --- | --- | --- | --- | --- |
| `grant_type` | string | no | OAuth2 grant type. Must be `refresh_token` for this endpoint. | default: `"refresh_token"` |
| `refresh_token` | string | yes | The refresh token previously issued by `POST /rest/auth/token`. |  |
| `client_id` | string | yes | Your application's client id. |  |
| `client_secret` | string | yes | Your application's client secret. Never expose it in a browser or mobile client. |  |

## Used by

- [POST /rest/auth/refresh](https://dev-api.sheetgo.com/rest/reference/auth.md#post-rest-auth-refresh)

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More: start page https://dev-api.sheetgo.com/rest/reference.md, everything in one file https://dev-api.sheetgo.com/rest/llms-full.txt, OpenAPI https://dev-api.sheetgo.com/rest/openapi.json.