curl --request PATCH \
  --url https://api.journeybee.io/v1/custom-fields/{uuid} \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "label": "<string>",
  "shared": true,
  "required": true
}
'

{
  "uuid": "<string>",
  "label": "<string>",
  "options": [
    {
      "id": 123,
      "label": "<string>"
    }
  ],
  "shared": true,
  "required": true,
  "created_at": "<string>",
  "updated_at": "<string>"
}