curl --location --request POST 'api.velosms.com/api/CheckBalance' \
--header 'Accept: application/json' \
--header 'Authorization: Bearer <token>' \
--header 'Content-Type: application/json' \
--data-raw '{
"api_id": "<string>"
}'{
"balanceAmount": "<number>",
"currenceCode": "<string>"
}