The endpoint cancels an existing order. Provide either orderId or clientOrderId to identify the target order. The response returns the final state of the cancelled order.

<Warning> Rate limit: 10000 requests/10 sec. </Warning> <Note> - Cancellation by clientOrderId takes priority over orderId. - The request supports working only with orderId or only with clientOrderId. - Do not pass both values at the same time. </Note> <Accordion title="Error Codes"> - `30` - default validation error code - `31` - market validation failed </Accordion> <Accordion title="Errors">