curl --request POST \
--url https://client-api.tryvox.co/v1/create-outbound-call \
--header 'Authorization: Bearer <token>' \
--header 'Content-Type: application/json' \
--data '{
"call_from": "<string>",
"call_to": "<string>",
"agent_id": "<string>",
"agent_version": "production",
"metadata": {},
"dynamic_variables": {},
"presentation_number": "<string>"
}'