curl --request POST \
  --url https://prod.featherhq.com/api/v1/calendars \
  --header 'Content-Type: application/json' \
  --header 'X-API-Key: <api-key>' \
  --data '
{
  "name": "<string>",
  "description": "<string>",
  "userId": "<string>"
}
'

{
  "id": "<string>",
  "organizationId": "<string>",
  "name": "<string>",
  "description": "<string>",
  "userId": "<string>",
  "archived": true,
  "createdAt": "<string>",
  "updatedAt": "<string>"
}