probes: these four are (or might be) transmitted on the wire
/* @appdata
{
- "receive": ["bytes"],
"packet_received": ["decrypted"],
"stream_on_receive": ["src"],
- "new_token_send": ["token"],
- "new_token_receive": ["token"],
- "new_connection_id_send": ["stateless_reset_token"],
- "new_connection_id_receive": ["stateless_reset_token"],
"datagram_send": ["payload"],
"datagram_receive": ["payload"],
"crypto_update_secret": ["secret"],
