curl --request POST \
  --url https://ato.fnskutoasin.com/api/v2/InfoTask/Post \
  --header 'Api-Key: <api-key>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "mainCode": "<string>",
  "provider": 0,
  "callBackUrl": "<string>"
}
'

{
  "messages": [
    "<string>"
  ],
  "succeeded": true,
  "data": 123
}