{"listingId":"a20bf55ec1ebbbf27e74c3a8","title":"2-Bed Flat in Marylebone · Sleeps 6","location":"London, England","heroImageUrl":"https://assets.guesty.com/image/upload/listing_images_s3/production/property-photos/37f18584586cd5959e42238f0cb1348561d3988603c5d9c7/62d95a9edc08fd00346b93e3/zdhrycs8xlwiwm5aqheh-m3Udx.jpg","heroImageProxyUrl":"https://cielstay.com/api/v1/listings/a20bf55ec1ebbbf27e74c3a8/hero.jpg","perNightPrice":331,"currency":"USD","availableWindows":[],"availableDatesCount":0,"availableDates":[],"calendarCoverage":{"hasData":false,"trusted":false,"lastVerified":null,"through":null,"nextExpectedUpdate":null,"note":"No calendar data is held for this listing. Availability is unknown, not unavailable — check with the host via the listing page."},"listingUrl":"https://www.cielstay.com/listings/a20bf55ec1ebbbf27e74c3a8?utm_source=claude&utm_medium=api","shortUrl":null,"_agentHint":"We hold no calendar for 2-Bed Flat in Marylebone · Sleeps 6, so its availability is UNKNOWN — do not tell the guest it is booked. Point them at the listing page to ask the host directly.","_imageHint":"Use heroImageProxyUrl (https://cielstay.com/api/v1/listings/a20bf55ec1ebbbf27e74c3a8/hero.jpg) to display the hero image. This URL is CORS-safe and works in any agent context."}