# ProposalReviewCommentEvent

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

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

| Field | Required at this level | Type | Description and constraints |
| --- | --- | --- | --- |
| <code>organizationId</code> | Yes | <code>string</code> | — |
| <code>eventId</code> | Yes | <code>string</code> | — |
| <code>recordType</code> | Yes | Constant <code>PROPOSAL&#95;WORKSPACE</code> | — |
| <code>recordId</code> | Yes | <code>string</code> | — |
| <code>eventKind</code> | Yes | Constant <code>COMMENT&#95;APPENDED</code> | — |
| <code>payload</code> | Yes | <code>object</code> | Additional properties rejected |
| <code>payload.id</code> | Yes | <code>string</code> | — |
| <code>payload.proposalWorkspaceId</code> | Yes | <code>string</code> | — |
| <code>payload.authorId</code> | Yes | <code>string</code> | — |
| <code>payload.body</code> | Yes | <code>string</code> | Min length: <code>1</code>; Max length: <code>4000</code> |
| <code>payload.mentions</code> | Yes | Array of <code>string</code> | Max items: <code>50</code> |
| <code>payload.supersedesCommentId</code> | No | <code>string</code> | — |
| <code>payload.supersedesCommentArtifactHash</code> | No | [Hash](/api-reference/schemas/hash/) | — |
| <code>artifactHash</code> | Yes | [Hash](/api-reference/schemas/hash/) | — |
| <code>createdBy</code> | Yes | <code>string</code> | — |
| <code>actorRole</code> | Yes | <code>string</code> | — |
| <code>reason</code> | Yes | <code>string</code> | — |
| <code>requestId</code> | Yes | <code>string</code> | — |
| <code>createdAt</code> | Yes | <code>string</code> | Format: <code>date-time</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/ProposalReviewCommentEvent</code> in the [OpenAPI contract](/openapi/liquidity-operating-system-v2.openapi.json).