object — Additional properties rejected
| Field | Required at this level | Type | Description and constraints |
|---|---|---|---|
proposalIds |
Yes | Array of string |
Min items: 2; Max items: 8 |
reason |
Yes | string |
Min length: 3; Max length: 500 |
Nested required fields apply when their parent object or matching union branch is present. Named types link to their complete schema.
Exact definition: #/components/schemas/ProposalComparisonRequest in the OpenAPI contract.