{"ok":true,"commandType":"validate-command","module":"Startup / Account Book","mode":"read","summary":"Preflight a proposed command before saving.","payloadSchema":{"targetType":"required command type to validate","payload":"required proposed command payload","safetyMode":"optional fast | safe | strict"},"examplePayload":{"targetType":"create-ap-invoice","payload":{"creditorCode":"400-A001","docDate":"2026-07-21","lines":[{"accountNo":"620000-2000","amount":100}]},"safetyMode":"safe"},"notes":"Intelligent Connector Flow step 3. Returns readyToSave, risk, checks, warnings, and suggestions. Use validateOnly on actual write commands to force preflight. Schema: /v1/schema/commands/validate-command","nativePayload":{"supported":false,"sections":[{"name":"Master","fields":[]},{"name":"Details","fields":[]},{"name":"KnockOffDetails","fields":[]},{"name":"TransferDetails","fields":[]},{"name":"PaymentDetails","fields":[]},{"name":"Options","fields":[]}]}}