# PartnerDomainChallengeCreateRequest

[All API schemas](/api-reference/schemas/)

<code>object</code> — Additional properties rejected

| Field | Required at this level | Type | Description and constraints |
| --- | --- | --- | --- |
| <code>partnerId</code> | Yes | <code>string</code> | Min length: <code>3</code>; Max length: <code>160</code> |
| <code>domain</code> | Yes | <code>string</code> | Exact hostname, normalized to lowercase by the service. Pattern: <code>^&#40;?:&#91;a-zA-Z0-9&#93;&#40;?:&#91;a-zA-Z0-9-&#93;{0,61}&#91;a-zA-Z0-9&#93;&#41;?&#92;.&#41;+&#91;a-zA-Z&#93;{2,63}$</code>; Min length: <code>3</code>; Max length: <code>232</code> |
| <code>reason</code> | Yes | <code>string</code> | Min length: <code>3</code>; Max length: <code>500</code> |

Nested required fields apply when their parent object or matching union branch is present. Named types link to their complete schema.

Exact definition: <code>#/components/schemas/PartnerDomainChallengeCreateRequest</code> in the [OpenAPI contract](/openapi/liquidity-operating-system-v2.openapi.json).