operation_id. Use the operations endpoint to
check status, inspect progress metadata, and retrieve the final response.
Get an operation
GET
/marble/v1/operations/{operation_id}Poll a world-generation or pano operation until done is true.Response states
done: false: The job is still running. Checkmetadatafor progress details when present.done: truewitherror: null: The job completed. Readresponsefor the generated result.done: truewitherror: The job failed. Use the error code and message to decide whether to retry or adjust the request.