curl --request POST \
  --url https://api.altur.io/api/v1.0/enduser \
  --header 'Authorization: <api-key>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "display_name": "<string>",
  "info": "<string>"
}
'

{
  "id": "<string>",
  "display_name": "<string>",
  "integration_type": "api",
  "info": "<string>"
}