curl --request POST \
  --url https://mail-service.iran.liara.ir/api/v1/mails/{mailServerID}/smtp-credentials \
  --header 'Authorization: <api-key>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "description": "<string>"
}
'

{
  "status": "<string>",
  "data": {
    "username": "<string>",
    "passowrd": "<string>"
  }
}