# MigrationTransitionResult

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

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

| Field | Required at this level | Type | Description and constraints |
| --- | --- | --- | --- |
| <code>event</code> | Yes | [OperatingSystemEvent](/api-reference/schemas/operating-system-event/) | — |
| <code>state</code> | Yes | [MigrationPlanExecutionState](/api-reference/schemas/migration-plan-execution-state/) | — |
| <code>stateHash</code> | Yes | [Hash](/api-reference/schemas/hash/) | — |
| <code>executionClass</code> | Yes | <code>string</code> | — |
| <code>executionAuthorized</code> | Yes | Constant <code>true</code> | — |
| <code>evidenceAuthority</code> | Yes | Constant <code>SERVER&#95;VERIFIED&#95;LEG&#95;SPECIFIC</code> | — |
| <code>evidenceHashes</code> | Yes | Array of [Hash](/api-reference/schemas/hash/) | — |

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/MigrationTransitionResult</code> in the [OpenAPI contract](/openapi/liquidity-operating-system-v2.openapi.json).