{ "$schema": "https://json-schema.org/draft/2020-12/schema", "$id": "https://raw.githubusercontent.com/api-evangelist/grubhub/main/json-schema/grubhub-merchantheartbeattriggeredpayload-schema.json", "title": "MerchantHeartbeatTriggeredPayload", "x-generated": "2026-09-17", "x-method": "derived", "x-source": "openapi/grubhub-merchant-data-openapi.yml#/components/schemas/MerchantHeartbeatTriggeredPayload", "required": [ "merchant_id", "new_pos_status" ], "type": "object", "properties": { "merchant_id": { "type": "string", "description": "The short Grubhub ID for the merchant OR the Partner merchant ID." }, "new_pos_status": { "type": "string", "description": "Merchant status, whether online/offline.", "enum": [ "OFFLINE", "ONLINE" ] }, "reason": { "type": "string", "description": "Reason for status change" } }, "description": "Request to set merchant status online or offline." }