# CreateTreasuryDecisionPack

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

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

| Field | Required at this level | Type | Description and constraints |
| --- | --- | --- | --- |
| <code>projectionId</code> | Yes | <code>string</code> | Pattern: <code>^treasury&#95;projection&#95;&#91;0-9a-f&#93;{32}$</code> |
| <code>projectionResourceVersion</code> | Yes | <code>string</code> | Pattern: <code>^0x&#91;0-9a-f&#93;{64}$</code> |
| <code>question</code> | Yes | <code>string</code> | Min length: <code>3</code>; Max length: <code>2000</code> |
| <code>assumptions</code> | Yes | Array of <code>string</code> | Max items: <code>10</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/CreateTreasuryDecisionPack</code> in the [OpenAPI contract](/openapi/liquidity-operating-system-v2.openapi.json).