curl --request POST \
--url https://api.truflow.ai/voice/api/call/outbound \
--header 'Api-Key: <api-key>' \
--header 'Api-Secret: <api-key>' \
--header 'Content-Type: application/json' \
--data '{
"number": "<string>",
"customer_num": "<string>",
"country_code": 123
}'