curl --request POST \
  --url 'https://app.floral.so/api/v1/workspaces/acme-nordic/events/42/attendance/finalise' \
  --header 'Authorization: Bearer $FLORAL_TOKEN' \
  --header 'Idempotency-Key: finaliseEventAttendanceV1-20260816-001' \
  --header 'If-Match: "v1.eyJpZCI6NDIsInJlc291cmNlIjoiZXZlbnQiLCJ2ZXJzaW9uIjoiNCJ9"' \
  --header 'Content-Type: application/json' \
  --data '{
  "noShowParticipantIds": [
    "0f8b6c1e-3a52-4d6e-9b7a-2c4e5f6a7b8c"
  ]
}'

const options = {
  method: 'POST',
  headers: {
    'Idempotency-Key': '<idempotency-key>',
    'If-Match': '<if-match>',
    Authorization: 'Bearer <token>',
    'Content-Type': 'application/json'
  },
  body: JSON.stringify({noShowParticipantIds: ['0f8b6c1e-3a52-4d6e-9b7a-2c4e5f6a7b8c']})
};

fetch('https://app.floral.so/api/v1/workspaces/{workspaceSlug}/events/{eventId}/attendance/finalise', options)
  .then(res => res.json())
  .then(res => console.log(res))
  .catch(err => console.error(err));

{
  "event": {
    "archivedAt": null,
    "cancellationReason": null,
    "cancelledAt": null,
    "capacity": 80,
    "createdAt": "2026-08-01T08:00:00.000Z",
    "endsAt": "2026-09-24T17:00:00.000Z",
    "finalisationState": "FINALISED",
    "finalisedAt": "2026-09-25T07:30:00.000Z",
    "format": "IN_PERSON",
    "id": 42,
    "joinReference": null,
    "language": "da",
    "location": "Nordhavn Warehouse, Copenhagen",
    "organiserUserId": "user_01J5N9CF9QY8T4M2A7W3R6K1P0",
    "ownerUserIds": [
      "user_01J5N9CF9QY8T4M2A7W3R6K1P0"
    ],
    "planningStatus": "HELD",
    "postponedAt": null,
    "postponementReason": null,
    "publicDescription": "An afternoon on hybrid workplace design.",
    "publicSlug": "workplace-forum-2026",
    "publicationState": "PUBLISHED",
    "registrationClosesAt": "2026-09-22T22:00:00.000Z",
    "registrationOpensAt": null,
    "registrationState": "OPEN",
    "startsAt": "2026-09-24T13:00:00.000Z",
    "timezone": "Europe/Copenhagen",
    "title": "Workplace Forum 2026",
    "updatedAt": "2026-09-25T07:30:00.000Z",
    "version": "v1.eyJpZCI6NDIsInJlc291cmNlIjoiZXZlbnQiLCJ2ZXJzaW9uIjoiNCJ9",
    "waitlistEnabled": true
  },
  "finalisation": {
    "finalisedAt": "2026-09-25T07:30:00.000Z",
    "noShowParticipantIds": [
      "0f8b6c1e-3a52-4d6e-9b7a-2c4e5f6a7b8c"
    ],
    "unknownCount": 3
  }
}

{
  "error": {
    "code": "INVALID_INPUT",
    "message": "Kaldet indeholder ugyldige værdier.",
    "requestId": "550e8400-e29b-41d4-a716-446655440000"
  }
}

{
  "error": {
    "code": "UNAUTHENTICATED",
    "message": "En gyldig bearer-adgangsoplysning er påkrævet.",
    "requestId": "550e8400-e29b-41d4-a716-446655440000"
  }
}

{
  "error": {
    "code": "FORBIDDEN",
    "message": "Adgangsoplysningen giver ikke adgang til denne handling.",
    "requestId": "550e8400-e29b-41d4-a716-446655440000"
  }
}

{
  "error": {
    "code": "NOT_FOUND",
    "message": "Ressourcen blev ikke fundet.",
    "requestId": "550e8400-e29b-41d4-a716-446655440000"
  }
}

{
  "error": {
    "code": "CONFLICT",
    "message": "Den ønskede ændring er i konflikt med ressourcens aktuelle tilstand.",
    "requestId": "550e8400-e29b-41d4-a716-446655440000"
  }
}

{
  "error": {
    "code": "VERSION_CONFLICT",
    "message": "Ressourcen er ændret, siden den blev læst.",
    "requestId": "550e8400-e29b-41d4-a716-446655440000"
  }
}

{
  "error": {
    "code": "PRECONDITION_REQUIRED",
    "message": "If-Match er påkrævet til denne handling.",
    "requestId": "550e8400-e29b-41d4-a716-446655440000"
  }
}

{
  "error": {
    "code": "RATE_LIMITED",
    "message": "For mange kald. Prøv igen om lidt.",
    "requestId": "550e8400-e29b-41d4-a716-446655440000"
  }
}

{
  "error": {
    "code": "INTERNAL_ERROR",
    "message": "Der opstod en uventet fejl.",
    "requestId": "550e8400-e29b-41d4-a716-446655440000"
  }
}