curl --request POST \\
--url https://voip-middlware.superu.ai/pypi_support/twilio_call_create \\
--header 'superU-Api-Key: YOUR_SUPERU_API_KEY' \\
--data '{
"phoneNumberId": "pn_123",
"to_": "+14155552671",
"assistant_id": "ag_01HXR8FM5QYCVXAK4TYFJ4AEP0",
"additional_payload": {
"key": "value"
}
}'