curl --request POST \
  --url https://integration.getmateo.com/api/v1/contact_list_contact \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '{
  "contact_id": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
  "contact_list_id": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
  "organisation_id": "random uuid"
}'

{
  "contact_id": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
  "contact_list_id": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
  "organisation_id": "random uuid"
}