[[["Easy to understand","easyToUnderstand","thumb-up"],["Solved my problem","solvedMyProblem","thumb-up"],["Other","otherUp","thumb-up"]],[["Missing the information I need","missingTheInformationINeed","thumb-down"],["Too complicated / too many steps","tooComplicatedTooManySteps","thumb-down"],["Out of date","outOfDate","thumb-down"],["Samples / code issue","samplesCodeIssue","thumb-down"],["Other","otherDown","thumb-down"]],["Last updated 2025-05-20 UTC."],[[["\u003cp\u003eSlot-level cancellation windows can be activated by utilizing the \u003ccode\u003elast_online_cancellable_sec\u003c/code\u003e field.\u003c/p\u003e\n"],["\u003cp\u003eThis field is returned in the \u003ccode\u003eCheckAvailability\u003c/code\u003e response from the booking server.\u003c/p\u003e\n"],["\u003cp\u003eThe \u003ccode\u003elast_online_cancellable_sec\u003c/code\u003e example field in the \u003ccode\u003eCheckAvailability\u003c/code\u003e Response is \u003ccode\u003e1552930200\u003c/code\u003e.\u003c/p\u003e\n"]]],["The `last_online_cancellable_sec` field, included in the `CheckAvailability` response, enables slot-level cancellation windows. This field specifies a timestamp, representing the last second a slot can be cancelled online. When returned, it allows users to cancel specific slots within the designated timeframe. The example shows a JSON response demonstrating how this field is implemented, including the slot data, available count and the cancellable time.\n"],null,["# Set Cancellation Windows v0 (legacy)\n\n\u003cbr /\u003e\n\nSlot-level cancellation windows can be enabled by returning the\n`last_online_cancellable_sec` field in\n[CheckAvailability](/actions-center/legacy/reference/booking-server/checkavailability-method) responses. For example: \n\n### JSON\n\n```json\n /v3/CheckAvailability Response JSON:\n{\nslot {[...]},\ncount_available: 1,\nlast_online_cancellable_sec: 1552930200\n}\n \n```"]]