GET /index.txt HTTP/1.1 host: 127.0.0.1:51458 connection: Upgrade, HTTPrade, HTTP1-Settings upgradssssssssse: h2c http2-settings: upgradssssssssse: h2c http2-settings: AAMAAABGET /index.txt HTTP/1.1 host: 127.0.0.1:50991 connection: Upgrade, HTTP2-Settingtxt HTTP/1.1 host: 127.0.0.1:51458 connection: Upgrade, HTTPrade, HTTP1-Settings upgradssssssssse: h2c http2-settings: upgradssssssssse: h2c http2-settings: AAMAAABGET /index.txt HTTP/1.1 host: 127.0.0.1:50991 connection: Upgrade, HTTP2-Settings upgrade: h2c http2-settings: AAMAAABkAAQAAP__ accept: */* user-agent: nghttp2/1.16.1 --MARK-- PRI * HTTP/2.0 SM dd   0% `H_+A\ plS*/*ziҚW % `H_+% `H_+%dd   0% `H_+A\ plS*/*ziҚW % `H_+% `H_+% `H_+% `H_+% `H_+% `H_+% `H_+% `H_+% `H_+%! `H_+%# `H_+%% `H_+%' `H_+%) `H_+%+ `H_+%- `H_+%/ `H_+%1 `H_+ `H_+ `H_+% `H_+% `H_+% `H_+% `H_+% `H_+% `H_+%! `H_+%# `H_+%%%7 `H_+%9 `[unH_+%; `H_+%= `H_+%? `H_+%A `H_+%C `H_+%E `H_+%G `H_+%I `H_+%K `H_+%M `H_+%O `H_+%Q `H_+%S `H_+%U `H_+%W `H_+%Y `H_+%[ `H_+%] `H_+%_ `H_+%a `H_+%c `H_+%e `H_+%g `H_+%i `kAAAMAAABkAAQAAP__H_+%k `H_+%:schemm `H_+%o `H_+%q `H_+% accept: */*% `H_+% `H_+% `H_+% `H_+% `H_+% `H_+% `HK-- _