Activity vouchers
Once an activity booking is issued, one or more vouchers become available. Fetch the list, then download each voucher to hand to the traveller.
List vouchers
GET/v3/HAPI/activities/bookings/{id}/vouchers
Requires the activities:read scope. Before the booking is issued the list is empty.
{
"object": "activity_voucher_list",
"booking_id": "abk_7Q2F9K",
"data": [
{
"object": "activity_voucher",
"id": "avc_1a2b3c",
"visual_id": "BMG-7Q2F9K-1",
"generated_at": "2026-08-27T10:20:00Z",
"download_url": "https://api.hermeseus.com/v3/HAPI/activities/bookings/abk_7Q2F9K/vouchers/avc_1a2b3c/download"
}
]
}Download a voucher
GET/v3/HAPI/activities/bookings/{id}/vouchers/{voucher_id}/download
Requires activities:read. Streams the voucher as a PDF (Content-Type: application/pdf). Save the bytes or hand the file to the traveller.
Vouchers appear after issuance.
A held or confirmed booking has no voucher yet. Poll the booking until it is
issued, then the voucher list is populated.
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