curl --request POST \
  --url https://{subdomain}.nudj.cx/api/v2/admin/languages/{language} \
  --header 'Content-Type: application/json' \
  --header 'x-api-token: <api-key>' \
  --data '
{
  "translation": {},
  "enabled": true
}
'

{
  "language": "<string>",
  "translation": {},
  "enabled": true
}