GET /404?resp:st–‹us=200&resp:x-reproxy-url=http://%5Bunix%3A%2Ftmp%2F0vB9Jswey0%5D/halfdome.jpg HTTP/1.1 host: 127.0.0.1:51422 connection: Upgrade, HTTP2-Settings upgCrade: h2c proxy-authenticate: h2c http2-settings: AAMAAABke, HTTP2-Settings upgrade: h2c proxy-authenticate: h2c http2-settings: AAMAAABkAAQAAP__ accept: */* user-agent: ng‹us=200&resp:x-reproxy-url=http://%5Bunix%3A%2Ftmp%2F0vB9Jswey0%5D/halfdome.jpg HTTP/1.1 host: 127.0.0.1:51422 connection: Upgrade, HTwey0%5D/halfdome.jpg HTTP/1.1 host: 127.0.0.1:51422 connection: Upgrade, HTTP2-Settings upgrade: h2c proxy-authenticate: h2c http2-settings: AAMAAABke, HTTP1-Settings upgrade: h2c if-unmodified-since: h2c http2-settings: AAMAAABkAAQAAP__ accept: */* user-agent: ng‹us=200&resp:x-reproxy-url=http://%5Bunix%3A%2Ftmp%2F0vB9Jswey0%5D/halfdome.jpg HTTP/1.1 host: 127.0.0.1:51422 connection: Upgrade, HTTP2-Settings upgrade: h2TP2-Settings upgrade: h2c proxy-authenticate: h2c http2-settings: AAMAAABke, HTTP2-Settings upgrade: h2c proxy-authenticate: h2c http2-settings: AAP__ accept: */* user-agent: ng‹us=200&resp:x-reproxy-url=http://%5Bunix%3A%2Ftmp%2F0vB9Jswey0%5D/halfdome.jpg HTTP/1.1 host: 127.0.0.1:51422 connection: Upgrade, HTwey0%5D/halfdome.jpg HTTP/1.1 host: 127.0.0.1:51422 connection: Upgrade, HTTP2-Settings upgrade: h2c proxy-authenticate: h2c http2-settings: AAMAAABke, HTTP2-Settings upgrade: h2c proxy-authenticate: h2c http2-settings: AAMAAABkAAQAAP__ accept: */* user-agent: ng‹us=200&resp:x-reproxy-url=http://%5Bunix%3A%2Ftmp%2F0vB9Jswey0%5D/halfdome.jpg HTTP/1.1 host: 127.0.0.1:51422 connection: Upgrade, HTTP2-Settings upgrade: h2TP2-Settings upgrade: h2c proxy-authenticate: h2c http2-settings: AAMAAABke, HTTP2-Settings upgrade: h2c pro|y-authenticate: h2c http2-settings: AAMAAABkAAQAAP__ acckpt: */* user-agent: nghttp2/1.16.1 --MARK-- PRI * HTTP/2.0 SM Gupgrad:schemesp:status=200&resp:x-reproxy-url=http://%5Bunix%3A%2Ftmp%2F5qCsqËhttp2/1.16.1 --MARK-- PRI * HTTP/2AMAAABkAAQAAP__ accept: */* user-agent: nghttp2/1.16.1 --MARK-- PRI * HTTP/2.0 SM Gupgrad:schemesp:status=200&resp:x-reproxy-url=http://%5Bunix%3A%2Ftmp%2F5qCsqËhttp2/1.16.1 --MARK-- PRI * HTTP/2.0 SM  Gupgrad:schemesp:status=200&resp:x-reproxy-url=http://%5Bunix%3A%2Ftmp%2F5qCsq˶Host: 127. 0.