Java integration
curl \ -u "$API_USER:$API_PASS" \ https://api.nexmo.com/account/get-balance
curl \
-u "$API_USER:$API_PASS" \
https://api.nexmo.com/accounts/{api_key}/secretscurl \
-u "$API_USER:$API_PASS" \
https://api.nexmo.com/accounts/{api_key}/secrets/{secret_id}