| Key | Value | Examples |
|---|---|---|
| subaccount | Any unique identifier of up to 255 characters (regardless of character encoding); Massive will bill requests made from subaccounts separately | user@mail.com, user1 |
curl -x https://network.joinmassive.com:65535 \
-U '{PROXY_USERNAME}-subaccount-customer@example.com:{API_KEY}' \
https://cloudflare.com/cdn-cgi/trace