transport=TCP
http=HTTP/2
rtt=2758
min_rtt=2246
rtt_var=944
sent=13
recv=10
lost=0
retrans=0
sent_bytes=7147
recv_bytes=741
delivery_rate=1934105
cwnd=60
unsent_bytes=0
cid=f9d8132eb0f0d45d
ts=137
x=0