curl --request POST \
  --url https://api.absentify.com/api/v1/members \
  --header 'Content-Type: application/json' \
  --header 'X-API-KEY: <api-key>' \
  --data '{
  "name": "<string>",
  "email": "jsmith@example.com",
  "department_ids": [
    {
      "id": "3c90c3cc-0d44-4b50-8888-8dd25736052a"
    }
  ],
  "employment_start_date": "<string>",
  "public_holiday_id": "<string>",
  "annual_allowance_current_year": 123,
  "annual_allowance_next_year": 123,
  "birthday": "<string>",
  "custom_id": "<string>",
  "defaultAllowances": [
    {
      "id": "<string>",
      "current_year": 123,
      "next_year": 123,
      "default": true,
      "disabled": true
    }
  ]
}'

"3c90c3cc-0d44-4b50-8888-8dd25736052a"