curl --request POST \
  --url https://gateway.varchev.com/email/send \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "from": "[email protected]",
  "to": "[email protected]",
  "subject": "Sepa email",
  "content": "Wso2 test email",
  "contentType": "text/plain"
}
'

{
  "result": {
    "success": true
  }
}