Attendee Details

Returns the details of a single course attendance.

Required license

This endpoint requires the company's course license.

Request

GET /api/oauth/v2/resource/courses/{uuid}/attendees/{attendeeUuid}

Header

Header	Value
Authorization	Bearer {access_token}

URL parameters

Parameter	Type	Required	Description
uuid	string	Yes	Unique course ID
attendeeUuid	string	Yes	Unique attendance ID

Note: This endpoint always requires the scopes courses, users and customers.

Note: A canceled attendance returns 200 OK — cancellation is the deletion form of the attendance, not a reason for 404.

Response

Success (200 OK)

{
  "data": {
    "id": "b2c3d4e5-f6a7-8901-bcde-f12345678901",
    "course": "c3d4e5f6-a7b8-9012-cdef-012345678901",
    "customer": "f0e1d2c3-b4a5-6789-fedc-ba9876543210",
    "bookingDate": "2026-03-01T10:00:00+01:00",
    "deleted": false,
    "deletedAt": null,
    "deletedBy": null,
    "stornoReason": null,
    "cancelableUntil": "2026-02-28T10:00:00+01:00",
    "customerNotice": null,
    "billStatus": "open"
  }
}

Response fields

Field	Type	Description
data.id	string (UUID) | null	Unique attendance ID. null until the backfill — a client expecting a string must handle null.
data.course	string (UUID) | null	Course. Look up via Course Details
data.customer	string (UUID) | null	Customer. Look up via GET /customers/{uuid}
data.bookingDate	string (ISO 8601) | null	Booking date
data.deleted	boolean	true if the attendance is canceled — status is either registered or canceled
data.deletedAt	string (ISO 8601) | null	Cancellation timestamp, null if not canceled
data.deletedBy	string (UUID) | null	User who canceled the attendance. Look up via GET /users/{uuid}
data.stornoReason	string | null	Cancellation reason
data.cancelableUntil	string (ISO 8601) | null	Last time for a free cancellation
data.customerNotice	string | null	Note about the customer for this attendance
data.billStatus	string	Billing status: open, invoiced, ignore, unknown

Beispiele

bash

curl -X GET "https://my.offisy.at/api/oauth/v2/resource/courses/b2c3d4e5-f6a7-8901-bcde-f01234567890/attendees/b2c3d4e5-f6a7-8901-bcde-f01234567890" \
  -H "Authorization: Bearer {access_token}"

Server

Client-ID

Client-Secret

Parameter

uuid *string

attendeeUuid *string

Zuerst Token anfordern

Possible errors

Status	Code	Description
401	invalid_client	Invalid or missing access token
403	insufficient_scope	Scope courses, users, or customers is missing
403	insufficient_scope	Course license not present
403	access_denied	The course is not readable for the owning user of your API access
404	not_found	Course or attendance not found, or the attendance belongs to a different course