{ "qlog_version": "draft-00", "title": "picoquic", "traces": [
{ "vantage_point": { "name": "backend-67", "type": "server" },
"title": "picoquic", "description": "45cfc34fa915fe27","event_fields": ["relative_time", "path_id", "category", "event", "data"],
"configuration": {"time_units": "us"},
"common_fields": { "protocol_type": "QUIC_HTTP3", "reference_time": "1912242173085"},
"events": [
[0, 0, "transport", "datagram_received", { "byte_length": 1220, "addr_from" : {"ip_v4": "20.55.87.147", "port_v4":9865}, "addr_to" : {"ip_v4": "172.31.61.32", "port_v4":21009}}],
[0, 0, "transport", "packet_received", { "packet_type": "initial", "header": { "packet_size": 1220, "packet_number": 167, "version": "00000001", "payload_length": 1130, "dcid": "45cfc34fa915fe27", "token": "87e41e8a348f491e319d05630c6d8f49bfd05e008c317dff832d05628d0de26e18e52f5202174f931f409bc1d14f354e4aefa2ec" }, "frames": [{ 
    "frame_type": "crypto", "offset": 0, "length": 357}]}],
[88, 0, "transport", "parameters_set", {
    "owner": "remote",
    "sni": "test.privateoctopus.com",
    "proposed_alpn": ["hq-interop", "h3", "hq-29", "h3-29"],
    "alpn": "hq-interop"}],
[97, 0, "transport", "packet_sent", { "packet_type": "initial", "header": { "packet_size": 87, "packet_number": 75154, "payload_length": 65, "scid": "15c31bd9c2340296" }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 12, "acked_ranges": [[167, 167]]}, { 
    "frame_type": "crypto", "offset": 0, "length": 56}]}],
[97, 0, "transport", "datagram_sent", { "byte_length": 1252}],
[30512, 0, "transport", "datagram_received", { "byte_length": 1220}],
[30512, 0, "transport", "packet_received", { "packet_type": "initial", "header": { "packet_size": 1220, "packet_number": 168, "payload_length": 1130, "dcid": "15c31bd9c2340296", "token": "87e41e8a348f491e319d05630c6d8f49bfd05e008c317dff832d05628d0de26e18e52f5202174f931f409bc1d14f354e4aefa2ec" }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 5, "acked_ranges": [[75154, 75154]], "ect0": 1, "ect1": 0, "ce": 0}, { 
    "frame_type": "crypto", "offset": 357, "length": 325}]}],
[30530, 0, "transport", "parameters_set", {
    "owner": "remote",
    "idle_timeout" : 10000,
    "max_packet_size" : 1472,
    "initial_max_data" : 16777216,
    "initial_max_stream_data_bidi_local" : 65536,
    "initial_max_stream_data_bidi_remote" : 65536,
    "initial_max_stream_data_uni" : 65536,
    "initial_max_streams_uni" : 3,
    "ack_delay_exponent" : 8,
    "max_ack_delay" : 41,
    "active_connection_id_limit" : 4,
    "handshake_connection_id": "",
    "min_ack_delay" : 16000}],
[30538, 0, "transport", "parameters_set", {
    "owner": "local",
    "initial_max_stream_data_bidi_local" : 2097152,
    "initial_max_data" : 1048576,
    "initial_max_streams_bidi" : 512,
    "idle_timeout" : 30000,
    "max_packet_size" : 1440,
    "initial_max_streams_uni" : 512,
    "initial_max_stream_data_bidi_remote" : 65635,
    "initial_max_stream_data_uni" : 65535,
    "active_connection_id_limit" : 8,
    "max_ack_delay" : 10,
    "handshake_connection_id": "15c31bd9c2340296",
    "original_connection_id": "7f4c45a8b33eca59",
    "retry_connection_id": "45cfc34fa915fe27",
    "stateless_reset_token": "9e97e1c1606b5ac5687c818eae615481",
    "max_datagram_frame_size" : 1536,
    "min_ack_delay" : 1000,
    "address_discovery" : 0,
    "reset_stream_at" : "invalid"}],
[30776, 0, "transport", "packet_sent", { "packet_type": "initial", "header": { "packet_size": 155, "packet_number": 75155, "payload_length": 133, "scid": "15c31bd9c2340296" }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 33, "acked_ranges": [[167, 168]]}, { 
    "frame_type": "crypto", "offset": 56, "length": 123}]}],
[30776, 0, "transport", "packet_sent", { "packet_type": "handshake", "header": { "packet_size": 1065, "packet_number": 0, "payload_length": 1044, "scid": "15c31bd9c2340296" }, "frames": [{ 
    "frame_type": "crypto", "offset": 0, "length": 1040}]}],
[30776, 0, "transport", "datagram_sent", { "byte_length": 1252}],
[30787, 0, "info", "message", { "message": "Server CB, Stream: 0, 0 bytes, fin=9\u000a"}],
[30776, 0, "transport", "packet_sent", { "packet_type": "handshake", "header": { "packet_size": 221, "packet_number": 1, "payload_length": 200, "scid": "15c31bd9c2340296" }, "frames": [{ 
    "frame_type": "crypto", "offset": 1040, "length": 195}]}],
[30776, 0, "transport", "datagram_sent", { "byte_length": 237}],
[32256, 0, "transport", "packet_sent", { "packet_type": "1RTT", "header": { "packet_size": 423, "packet_number": 0, "key_phase": 0 }, "frames": [{ 
    "frame_type": "crypto", "offset": 0, "length": 165}, { 
    "frame_type": "new_token", "new_token": "ddb06eb3671fecb0e4d311acdf393c70454baf0874e37a948de56e60bc9a5e88eae6692e3c974a60b472705bc581b5f57577"}, { 
    "frame_type": "new_connection_id", "sequence_number": 1, "retire_before": 0, "connection_id": "327889671d6b08ec", "reset_token": "35ae0ae090d11e4601c3f90062a309ac"}, { 
    "frame_type": "new_connection_id", "sequence_number": 2, "retire_before": 0, "connection_id": "4011332094acf048", "reset_token": "b5e783eed3f1479d3dff0276092bcc11"}, { 
    "frame_type": "new_connection_id", "sequence_number": 3, "retire_before": 0, "connection_id": "51eccce7556ba236", "reset_token": "1f205bbfc2aa4872547f9b7f7a09a4da"}, { 
    "frame_type": "padding"}]}],
[32256, 0, "recovery", "metrics_updated", {"cwnd": 15447,"pacing_rate": 1361424,"bytes_in_flight": 1928,"smoothed_rtt": 30415,"min_rtt": 30415,"latest_rtt": 30415}],
[32256, 0, "transport", "datagram_sent", { "byte_length": 439}],
[34750, 0, "transport", "packet_sent", { "packet_type": "1RTT", "header": { "packet_size": 1456, "packet_number": 1 }, "frames": [{ 
    "frame_type": "ping"}, { 
    "frame_type": "padding"}]}],
[34750, 0, "recovery", "metrics_updated", {"bytes_in_flight": 3400,"smoothed_rtt": 30415}],
[34750, 0, "transport", "datagram_sent", { "byte_length": 1472}],
[39524, 0, "transport", "datagram_received", { "byte_length": 1220}],
[39524, 0, "transport", "packet_received", { "packet_type": "initial", "header": { "packet_size": 101, "packet_number": 169, "payload_length": 11, "dcid": "15c31bd9c2340296", "token": "87e41e8a348f491e319d05630c6d8f49bfd05e008c317dff832d05628d0de26e18e52f5202174f931f409bc1d14f354e4aefa2ec" }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 5, "acked_ranges": [[75155, 75155]], "ect0": 2, "ect1": 0, "ce": 0}]}],
[39524, 0, "transport", "packet_received", { "packet_type": "handshake", "header": { "packet_size": 100, "packet_number": 170, "payload_length": 63, "dcid": "15c31bd9c2340296" }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 4, "acked_ranges": [[0, 1]], "ect0": 2, "ect1": 0, "ce": 0}, { 
    "frame_type": "crypto", "offset": 0, "length": 52}]}],
[39577, 0, "info", "message", { "message": "Server CB, Stream: 0, 0 bytes, fin=10\u000a"}],
[39524, 0, "transport", "packet_received", { "packet_type": "1RTT", "header": { "packet_size": 1019, "packet_number": 171, "dcid": "15c31bd9c2340296", "key_phase": 0 }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 0, "acked_ranges": [[0, 1]], "ect0": 2, "ect1": 0, "ce": 0}, { 
    "frame_type": "padding"}]}],
[39524, 0, "recovery", "metrics_updated", {"cwnd": 18767,"pacing_rate": 2101731,"bytes_in_flight": 0,"smoothed_rtt": 22765,"min_rtt": 4774,"latest_rtt": 4774,"app_limited": 1}],
[39592, 0, "transport", "datagram_received", { "byte_length": 1252}],
[39592, 0, "transport", "packet_received", { "packet_type": "1RTT", "header": { "packet_size": 1252, "packet_number": 172, "dcid": "15c31bd9c2340296" }, "frames": [{ 
    "frame_type": "ping"}, { 
    "frame_type": "padding"}]}],
[41645, 0, "transport", "spin_bit_updated", { "state": true }],
[41645, 0, "transport", "packet_sent", { "packet_type": "1RTT", "header": { "packet_size": 39, "packet_number": 2 }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 256, "acked_ranges": [[171, 172]]}, { 
    "frame_type": "ack_frequency", "sequence_number": 0, "packet_tolerance": 2, "max_ack_delay": 16000, "reordering_threshold": 0}, { 
    "frame_type": "handshake_done"}, { 
    "frame_type": "padding"}]}],
[41645, 0, "recovery", "metrics_updated", {"bytes_in_flight": 55,"smoothed_rtt": 22765}],
[41645, 0, "transport", "datagram_sent", { "byte_length": 55}],
[44020, 0, "transport", "datagram_received", { "byte_length": 1332}],
[44020, 0, "transport", "packet_received", { "packet_type": "1RTT", "header": { "packet_size": 1332, "packet_number": 173, "dcid": "15c31bd9c2340296" }, "frames": [{ 
    "frame_type": "ping"}, { 
    "frame_type": "padding"}]}],
[45099, 0, "transport", "spin_bit_updated", { "state": false }],
[45099, 0, "transport", "packet_sent", { "packet_type": "1RTT", "header": { "packet_size": 39, "packet_number": 3 }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 134, "acked_ranges": [[171, 173]]}, { 
    "frame_type": "padding"}]}],
[45099, 0, "recovery", "metrics_updated", {"bytes_in_flight": 110,"smoothed_rtt": 22765}],
[45099, 0, "transport", "datagram_sent", { "byte_length": 55}],
[47381, 0, "transport", "datagram_received", { "byte_length": 1412}],
[47381, 0, "transport", "packet_received", { "packet_type": "1RTT", "header": { "packet_size": 1412, "packet_number": 174, "dcid": "15c31bd9c2340296", "key_phase": 1 }, "frames": [{ 
    "frame_type": "ping"}, { 
    "frame_type": "padding"}]}],
[48490, 0, "transport", "spin_bit_updated", { "state": true }],
[48490, 0, "transport", "packet_sent", { "packet_type": "1RTT", "header": { "packet_size": 39, "packet_number": 4, "key_phase": 1 }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 138, "acked_ranges": [[171, 174]]}, { 
    "frame_type": "padding"}]}],
[48490, 0, "recovery", "metrics_updated", {"bytes_in_flight": 165,"smoothed_rtt": 22765}],
[48490, 0, "transport", "datagram_sent", { "byte_length": 55}],
[50832, 0, "transport", "datagram_received", { "byte_length": 1440}],
[50832, 0, "transport", "packet_received", { "packet_type": "1RTT", "header": { "packet_size": 1440, "packet_number": 175, "dcid": "15c31bd9c2340296" }, "frames": [{ 
    "frame_type": "ping"}, { 
    "frame_type": "padding"}]}],
[51942, 0, "transport", "spin_bit_updated", { "state": false }],
[51942, 0, "transport", "packet_sent", { "packet_type": "1RTT", "header": { "packet_size": 39, "packet_number": 5 }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 138, "acked_ranges": [[171, 175]]}, { 
    "frame_type": "padding"}]}],
[51942, 0, "recovery", "metrics_updated", {"bytes_in_flight": 220,"smoothed_rtt": 22765}],
[51942, 0, "transport", "datagram_sent", { "byte_length": 55}],
[61937, 0, "transport", "datagram_received", { "byte_length": 37}],
[61937, 0, "transport", "packet_received", { "packet_type": "1RTT", "header": { "packet_size": 37, "packet_number": 176, "dcid": "15c31bd9c2340296", "key_phase": 0 }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 29, "acked_ranges": [[2, 5]], "ect0": 6, "ect1": 0, "ce": 0}]}],
[61937, 0, "recovery", "metrics_updated", {"cwnd": 18923,"bytes_in_flight": 0,"smoothed_rtt": 21168,"latest_rtt": 9995}],
[61979, 0, "transport", "spin_bit_updated", { "state": true }],
[61979, 0, "transport", "packet_sent", { "packet_type": "1RTT", "header": { "packet_size": 39, "packet_number": 6, "key_phase": 0 }, "frames": [{ 
    "frame_type": "ack_frequency", "sequence_number": 1, "packet_tolerance": 6, "max_ack_delay": 16000, "reordering_threshold": 0}, { 
    "frame_type": "padding"}]}],
[61979, 0, "recovery", "metrics_updated", {"bytes_in_flight": 55,"smoothed_rtt": 21168}],
[61979, 0, "transport", "datagram_sent", { "byte_length": 55}],
[87543, 0, "transport", "datagram_received", { "byte_length": 38}],
[87543, 0, "transport", "packet_received", { "packet_type": "1RTT", "header": { "packet_size": 38, "packet_number": 177, "dcid": "15c31bd9c2340296" }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 90, "acked_ranges": [[2, 6]], "ect0": 7, "ect1": 0, "ce": 0}]}],
[87543, 0, "recovery", "metrics_updated", {"cwnd": 18962,"bytes_in_flight": 0,"smoothed_rtt": 20467,"latest_rtt": 15564}],
[116762, 0, "transport", "datagram_received", { "byte_length": 1440}],
[116762, 0, "transport", "packet_received", { "packet_type": "1RTT", "header": { "packet_size": 1440, "packet_number": 178, "dcid": "15c31bd9c2340296" }, "frames": [{ 
    "frame_type": "ping"}, { 
    "frame_type": "padding"}]}],
[116809, 0, "transport", "spin_bit_updated", { "state": false }],
[116809, 0, "transport", "packet_sent", { "packet_type": "1RTT", "header": { "packet_size": 39, "packet_number": 7 }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 5, "acked_ranges": [[175, 178]]}, { 
    "frame_type": "padding"}]}],
[116809, 0, "recovery", "metrics_updated", {"bytes_in_flight": 55,"smoothed_rtt": 20467}],
[116809, 0, "transport", "datagram_sent", { "byte_length": 55}],
[169375, 0, "transport", "datagram_received", { "byte_length": 1440}],
[169375, 0, "transport", "packet_received", { "packet_type": "1RTT", "header": { "packet_size": 1440, "packet_number": 179, "dcid": "15c31bd9c2340296" }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 195, "acked_ranges": [[7, 7]], "ect0": 8, "ect1": 0, "ce": 0}, { 
    "frame_type": "ping"}, { 
    "frame_type": "padding"}]}],
[169375, 0, "recovery", "metrics_updated", {"cwnd": 19001,"bytes_in_flight": 0,"smoothed_rtt": 23229,"latest_rtt": 42566}],
[170485, 0, "transport", "spin_bit_updated", { "state": true }],
[170485, 0, "transport", "packet_sent", { "packet_type": "1RTT", "header": { "packet_size": 39, "packet_number": 8 }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 138, "acked_ranges": [[178, 179]]}, { 
    "frame_type": "padding"}]}],
[170485, 0, "recovery", "metrics_updated", {"bytes_in_flight": 55,"smoothed_rtt": 23229}],
[170485, 0, "transport", "datagram_sent", { "byte_length": 55}],
[229470, 0, "transport", "datagram_received", { "byte_length": 1440}],
[229470, 0, "transport", "packet_received", { "packet_type": "1RTT", "header": { "packet_size": 1440, "packet_number": 180, "dcid": "15c31bd9c2340296", "key_phase": 1 }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 216, "acked_ranges": [[8, 8]], "ect0": 9, "ect1": 0, "ce": 0}, { 
    "frame_type": "ping"}, { 
    "frame_type": "padding"}]}],
[229470, 0, "recovery", "metrics_updated", {"cwnd": 19040,"bytes_in_flight": 0,"smoothed_rtt": 26448,"latest_rtt": 48985}],
[230604, 0, "transport", "spin_bit_updated", { "state": false }],
[230604, 0, "transport", "packet_sent", { "packet_type": "1RTT", "header": { "packet_size": 39, "packet_number": 9, "key_phase": 1 }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 141, "acked_ranges": [[179, 180]]}, { 
    "frame_type": "padding"}]}],
[230604, 0, "recovery", "metrics_updated", {"bytes_in_flight": 55,"smoothed_rtt": 26448}],
[230604, 0, "transport", "datagram_sent", { "byte_length": 55}],
[292519, 0, "transport", "datagram_received", { "byte_length": 1440}],
[292519, 0, "transport", "packet_received", { "packet_type": "1RTT", "header": { "packet_size": 1440, "packet_number": 181, "dcid": "15c31bd9c2340296" }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 232, "acked_ranges": [[9, 9]], "ect0": 10, "ect1": 0, "ce": 0}, { 
    "frame_type": "ping"}, { 
    "frame_type": "padding"}]}],
[292519, 0, "recovery", "metrics_updated", {"cwnd": 19079,"bytes_in_flight": 0,"smoothed_rtt": 29631,"latest_rtt": 51915}],
[293580, 0, "transport", "spin_bit_updated", { "state": true }],
[293580, 0, "transport", "packet_sent", { "packet_type": "1RTT", "header": { "packet_size": 39, "packet_number": 10 }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 132, "acked_ranges": [[180, 181]]}, { 
    "frame_type": "padding"}]}],
[293580, 0, "recovery", "metrics_updated", {"bytes_in_flight": 55,"smoothed_rtt": 29631}],
[293580, 0, "transport", "datagram_sent", { "byte_length": 55}],
[360471, 0, "transport", "datagram_received", { "byte_length": 1440}],
[360471, 0, "transport", "packet_received", { "packet_type": "1RTT", "header": { "packet_size": 1440, "packet_number": 182, "dcid": "15c31bd9c2340296", "key_phase": 0 }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 251, "acked_ranges": [[10, 10]], "ect0": 11, "ect1": 0, "ce": 0}, { 
    "frame_type": "ping"}, { 
    "frame_type": "padding"}]}],
[360471, 0, "recovery", "metrics_updated", {"cwnd": 19118,"bytes_in_flight": 0,"smoothed_rtt": 33038,"latest_rtt": 56891}],
[361612, 0, "transport", "spin_bit_updated", { "state": false }],
[361612, 0, "transport", "packet_sent", { "packet_type": "1RTT", "header": { "packet_size": 39, "packet_number": 11, "key_phase": 0 }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 142, "acked_ranges": [[181, 182]]}, { 
    "frame_type": "padding"}]}],
[361612, 0, "recovery", "metrics_updated", {"bytes_in_flight": 55,"smoothed_rtt": 33038}],
[361612, 0, "transport", "datagram_sent", { "byte_length": 55}],
[415297, 0, "transport", "datagram_received", { "byte_length": 1440}],
[415297, 0, "transport", "packet_received", { "packet_type": "1RTT", "header": { "packet_size": 1440, "packet_number": 183, "dcid": "15c31bd9c2340296" }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 200, "acked_ranges": [[11, 11]], "ect0": 12, "ect1": 0, "ce": 0}, { 
    "frame_type": "ping"}, { 
    "frame_type": "padding"}]}],
[415297, 0, "recovery", "metrics_updated", {"cwnd": 19157,"bytes_in_flight": 0,"smoothed_rtt": 34368,"latest_rtt": 43685}],
[416404, 0, "transport", "spin_bit_updated", { "state": true }],
[416404, 0, "transport", "packet_sent", { "packet_type": "1RTT", "header": { "packet_size": 39, "packet_number": 12 }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 138, "acked_ranges": [[182, 183]]}, { 
    "frame_type": "padding"}]}],
[416404, 0, "recovery", "metrics_updated", {"bytes_in_flight": 55,"smoothed_rtt": 34368}],
[416404, 0, "transport", "datagram_sent", { "byte_length": 55}],
[469863, 0, "transport", "datagram_received", { "byte_length": 1440}],
[469863, 0, "transport", "packet_received", { "packet_type": "1RTT", "header": { "packet_size": 1440, "packet_number": 184, "dcid": "15c31bd9c2340296", "key_phase": 1 }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 199, "acked_ranges": [[12, 12]], "ect0": 13, "ect1": 0, "ce": 0}, { 
    "frame_type": "ping"}, { 
    "frame_type": "padding"}]}],
[469863, 0, "recovery", "metrics_updated", {"cwnd": 19196,"bytes_in_flight": 0,"smoothed_rtt": 35504,"latest_rtt": 43459}],
[470988, 0, "transport", "spin_bit_updated", { "state": false }],
[470988, 0, "transport", "packet_sent", { "packet_type": "1RTT", "header": { "packet_size": 39, "packet_number": 13, "key_phase": 1 }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 140, "acked_ranges": [[183, 184]]}, { 
    "frame_type": "padding"}]}],
[470988, 0, "recovery", "metrics_updated", {"bytes_in_flight": 55,"smoothed_rtt": 35504}],
[470988, 0, "transport", "datagram_sent", { "byte_length": 55}],
[532524, 0, "transport", "datagram_received", { "byte_length": 1440}],
[532524, 0, "transport", "packet_received", { "packet_type": "1RTT", "header": { "packet_size": 1440, "packet_number": 185, "dcid": "15c31bd9c2340296" }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 230, "acked_ranges": [[13, 13]], "ect0": 14, "ect1": 0, "ce": 0}, { 
    "frame_type": "ping"}, { 
    "frame_type": "padding"}]}],
[532524, 0, "recovery", "metrics_updated", {"cwnd": 19235,"bytes_in_flight": 0,"smoothed_rtt": 37508,"latest_rtt": 51536}],
[533620, 0, "transport", "spin_bit_updated", { "state": true }],
[533620, 0, "transport", "packet_sent", { "packet_type": "1RTT", "header": { "packet_size": 39, "packet_number": 14 }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 137, "acked_ranges": [[184, 185]]}, { 
    "frame_type": "padding"}]}],
[533620, 0, "recovery", "metrics_updated", {"bytes_in_flight": 55,"smoothed_rtt": 37508}],
[533620, 0, "transport", "datagram_sent", { "byte_length": 55}],
[587676, 0, "transport", "datagram_received", { "byte_length": 1440}],
[587676, 0, "transport", "packet_received", { "packet_type": "1RTT", "header": { "packet_size": 1440, "packet_number": 186, "dcid": "15c31bd9c2340296", "key_phase": 0 }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 202, "acked_ranges": [[14, 14]], "ect0": 15, "ect1": 0, "ce": 0}, { 
    "frame_type": "ping"}, { 
    "frame_type": "padding"}]}],
[587676, 0, "recovery", "metrics_updated", {"cwnd": 19274,"bytes_in_flight": 0,"smoothed_rtt": 38326,"latest_rtt": 44056}],
[588797, 0, "transport", "spin_bit_updated", { "state": false }],
[588797, 0, "transport", "packet_sent", { "packet_type": "1RTT", "header": { "packet_size": 39, "packet_number": 15, "key_phase": 0 }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 140, "acked_ranges": [[185, 186]]}, { 
    "frame_type": "padding"}]}],
[588797, 0, "recovery", "metrics_updated", {"bytes_in_flight": 55,"smoothed_rtt": 38326}],
[588797, 0, "transport", "datagram_sent", { "byte_length": 55}],
[641852, 0, "transport", "datagram_received", { "byte_length": 1440}],
[641852, 0, "transport", "packet_received", { "packet_type": "1RTT", "header": { "packet_size": 1440, "packet_number": 187, "dcid": "15c31bd9c2340296" }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 197, "acked_ranges": [[15, 15]], "ect0": 16, "ect1": 0, "ce": 0}, { 
    "frame_type": "ping"}, { 
    "frame_type": "padding"}]}],
[641852, 0, "recovery", "metrics_updated", {"cwnd": 19313,"bytes_in_flight": 0,"smoothed_rtt": 38917,"latest_rtt": 43055}],
[642954, 0, "transport", "spin_bit_updated", { "state": true }],
[642954, 0, "transport", "packet_sent", { "packet_type": "1RTT", "header": { "packet_size": 39, "packet_number": 16 }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 137, "acked_ranges": [[186, 187]]}, { 
    "frame_type": "padding"}]}],
[642954, 0, "recovery", "metrics_updated", {"bytes_in_flight": 55,"smoothed_rtt": 38917}],
[642954, 0, "transport", "datagram_sent", { "byte_length": 55}],
[696636, 0, "transport", "datagram_received", { "byte_length": 1440}],
[696636, 0, "transport", "packet_received", { "packet_type": "1RTT", "header": { "packet_size": 1440, "packet_number": 188, "dcid": "15c31bd9c2340296", "key_phase": 1 }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 200, "acked_ranges": [[16, 16]], "ect0": 17, "ect1": 0, "ce": 0}, { 
    "frame_type": "ping"}, { 
    "frame_type": "padding"}]}],
[696636, 0, "recovery", "metrics_updated", {"cwnd": 19352,"bytes_in_flight": 0,"smoothed_rtt": 39512,"latest_rtt": 43682}],
[697750, 0, "transport", "spin_bit_updated", { "state": false }],
[697750, 0, "transport", "packet_sent", { "packet_type": "1RTT", "header": { "packet_size": 39, "packet_number": 17, "key_phase": 1 }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 139, "acked_ranges": [[187, 188]]}, { 
    "frame_type": "padding"}]}],
[697750, 0, "recovery", "metrics_updated", {"bytes_in_flight": 55,"smoothed_rtt": 39512}],
[697750, 0, "transport", "datagram_sent", { "byte_length": 55}],
[752023, 0, "transport", "datagram_received", { "byte_length": 1440}],
[752023, 0, "transport", "packet_received", { "packet_type": "1RTT", "header": { "packet_size": 1440, "packet_number": 189, "dcid": "15c31bd9c2340296" }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 202, "acked_ranges": [[17, 17]], "ect0": 18, "ect1": 0, "ce": 0}, { 
    "frame_type": "ping"}, { 
    "frame_type": "padding"}]}],
[752023, 0, "recovery", "metrics_updated", {"cwnd": 19391,"bytes_in_flight": 0,"smoothed_rtt": 40107,"latest_rtt": 44273}],
[753110, 0, "transport", "spin_bit_updated", { "state": true }],
[753110, 0, "transport", "packet_sent", { "packet_type": "1RTT", "header": { "packet_size": 39, "packet_number": 18 }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 135, "acked_ranges": [[188, 189]]}, { 
    "frame_type": "padding"}]}],
[753110, 0, "recovery", "metrics_updated", {"bytes_in_flight": 55,"smoothed_rtt": 40107}],
[753110, 0, "transport", "datagram_sent", { "byte_length": 55}],
[814389, 0, "transport", "datagram_received", { "byte_length": 1440}],
[814389, 0, "transport", "packet_received", { "packet_type": "1RTT", "header": { "packet_size": 1440, "packet_number": 190, "dcid": "15c31bd9c2340296", "key_phase": 0 }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 230, "acked_ranges": [[18, 18]], "ect0": 19, "ect1": 0, "ce": 0}, { 
    "frame_type": "ping"}, { 
    "frame_type": "padding"}]}],
[814389, 0, "recovery", "metrics_updated", {"cwnd": 19430,"bytes_in_flight": 0,"smoothed_rtt": 41503,"latest_rtt": 51279}],
[815548, 0, "transport", "spin_bit_updated", { "state": false }],
[815548, 0, "transport", "packet_sent", { "packet_type": "1RTT", "header": { "packet_size": 39, "packet_number": 19, "key_phase": 0 }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 144, "acked_ranges": [[189, 190]]}, { 
    "frame_type": "padding"}]}],
[815548, 0, "recovery", "metrics_updated", {"bytes_in_flight": 55,"smoothed_rtt": 41503}],
[815548, 0, "transport", "datagram_sent", { "byte_length": 55}],
[877007, 0, "transport", "datagram_received", { "byte_length": 1440}],
[877007, 0, "transport", "packet_received", { "packet_type": "1RTT", "header": { "packet_size": 1440, "packet_number": 191, "dcid": "15c31bd9c2340296" }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 230, "acked_ranges": [[19, 19]], "ect0": 20, "ect1": 0, "ce": 0}, { 
    "frame_type": "ping"}, { 
    "frame_type": "padding"}]}],
[877007, 0, "recovery", "metrics_updated", {"cwnd": 19469,"bytes_in_flight": 0,"smoothed_rtt": 42747,"latest_rtt": 51459}],
[878116, 0, "transport", "spin_bit_updated", { "state": true }],
[878116, 0, "transport", "packet_sent", { "packet_type": "1RTT", "header": { "packet_size": 39, "packet_number": 20 }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 138, "acked_ranges": [[190, 191]]}, { 
    "frame_type": "padding"}]}],
[878116, 0, "recovery", "metrics_updated", {"bytes_in_flight": 55,"smoothed_rtt": 42747}],
[878116, 0, "transport", "datagram_sent", { "byte_length": 55}],
[939562, 0, "transport", "datagram_received", { "byte_length": 1440}],
[939562, 0, "transport", "packet_received", { "packet_type": "1RTT", "header": { "packet_size": 1440, "packet_number": 192, "dcid": "15c31bd9c2340296", "key_phase": 1 }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 230, "acked_ranges": [[20, 20]], "ect0": 21, "ect1": 0, "ce": 0}, { 
    "frame_type": "ping"}, { 
    "frame_type": "padding"}]}],
[939562, 0, "recovery", "metrics_updated", {"cwnd": 19508,"bytes_in_flight": 0,"smoothed_rtt": 43834,"latest_rtt": 51446}],
[941077, 0, "transport", "spin_bit_updated", { "state": false }],
[941077, 0, "transport", "packet_sent", { "packet_type": "1RTT", "header": { "packet_size": 39, "packet_number": 21, "key_phase": 1 }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 189, "acked_ranges": [[191, 192]]}, { 
    "frame_type": "padding"}]}],
[941077, 0, "recovery", "metrics_updated", {"bytes_in_flight": 55,"smoothed_rtt": 43834}],
[941077, 0, "transport", "datagram_sent", { "byte_length": 55}],
[1002040, 0, "transport", "datagram_received", { "byte_length": 1440}],
[1002040, 0, "transport", "packet_received", { "packet_type": "1RTT", "header": { "packet_size": 1440, "packet_number": 193, "dcid": "15c31bd9c2340296" }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 228, "acked_ranges": [[21, 21]], "ect0": 22, "ect1": 0, "ce": 0}, { 
    "frame_type": "ping"}, { 
    "frame_type": "padding"}]}],
[1002040, 0, "recovery", "metrics_updated", {"cwnd": 19547,"bytes_in_flight": 0,"smoothed_rtt": 44725,"latest_rtt": 50963}],
[1003099, 0, "transport", "spin_bit_updated", { "state": true }],
[1003099, 0, "transport", "packet_sent", { "packet_type": "1RTT", "header": { "packet_size": 39, "packet_number": 22 }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 132, "acked_ranges": [[192, 193]]}, { 
    "frame_type": "padding"}]}],
[1003099, 0, "recovery", "metrics_updated", {"bytes_in_flight": 55,"smoothed_rtt": 44725}],
[1003099, 0, "transport", "datagram_sent", { "byte_length": 55}],
[1064771, 0, "transport", "datagram_received", { "byte_length": 1440}],
[1064771, 0, "transport", "packet_received", { "packet_type": "1RTT", "header": { "packet_size": 1440, "packet_number": 194, "dcid": "15c31bd9c2340296", "key_phase": 0 }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 231, "acked_ranges": [[22, 22]], "ect0": 23, "ect1": 0, "ce": 0}, { 
    "frame_type": "ping"}, { 
    "frame_type": "padding"}]}],
[1064771, 0, "recovery", "metrics_updated", {"cwnd": 19586,"bytes_in_flight": 0,"smoothed_rtt": 45593,"latest_rtt": 51672}],
[1065887, 0, "transport", "spin_bit_updated", { "state": false }],
[1065887, 0, "transport", "packet_sent", { "packet_type": "1RTT", "header": { "packet_size": 39, "packet_number": 23, "key_phase": 0 }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 139, "acked_ranges": [[193, 194]]}, { 
    "frame_type": "padding"}]}],
[1065887, 0, "recovery", "metrics_updated", {"bytes_in_flight": 55,"smoothed_rtt": 45593}],
[1065887, 0, "transport", "datagram_sent", { "byte_length": 55}],
[1125034, 0, "transport", "datagram_received", { "byte_length": 1440}],
[1125034, 0, "transport", "packet_received", { "packet_type": "1RTT", "header": { "packet_size": 1440, "packet_number": 195, "dcid": "15c31bd9c2340296" }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 221, "acked_ranges": [[23, 23]], "ect0": 24, "ect1": 0, "ce": 0}, { 
    "frame_type": "ping"}, { 
    "frame_type": "padding"}]}],
[1125034, 0, "recovery", "metrics_updated", {"cwnd": 19625,"bytes_in_flight": 0,"smoothed_rtt": 46037,"latest_rtt": 49147}],
[1126123, 0, "transport", "spin_bit_updated", { "state": true }],
[1126123, 0, "transport", "packet_sent", { "packet_type": "1RTT", "header": { "packet_size": 39, "packet_number": 24 }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 136, "acked_ranges": [[194, 195]]}, { 
    "frame_type": "padding"}]}],
[1126123, 0, "recovery", "metrics_updated", {"bytes_in_flight": 55,"smoothed_rtt": 46037}],
[1126123, 0, "transport", "datagram_sent", { "byte_length": 55}],
[1184746, 0, "transport", "datagram_received", { "byte_length": 1440}],
[1184746, 0, "transport", "packet_received", { "packet_type": "1RTT", "header": { "packet_size": 1440, "packet_number": 196, "dcid": "15c31bd9c2340296", "key_phase": 1 }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 218, "acked_ranges": [[24, 24]], "ect0": 25, "ect1": 0, "ce": 0}, { 
    "frame_type": "ping"}, { 
    "frame_type": "padding"}]}],
[1184746, 0, "recovery", "metrics_updated", {"cwnd": 19664,"bytes_in_flight": 0,"smoothed_rtt": 46360,"latest_rtt": 48623}],
[1186042, 0, "transport", "spin_bit_updated", { "state": false }],
[1186042, 0, "transport", "packet_sent", { "packet_type": "1RTT", "header": { "packet_size": 39, "packet_number": 25, "key_phase": 1 }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 162, "acked_ranges": [[195, 196]]}, { 
    "frame_type": "padding"}]}],
[1186042, 0, "recovery", "metrics_updated", {"bytes_in_flight": 55,"smoothed_rtt": 46360}],
[1186042, 0, "transport", "datagram_sent", { "byte_length": 55}],
[1242843, 0, "transport", "datagram_received", { "byte_length": 1440}],
[1242843, 0, "transport", "packet_received", { "packet_type": "1RTT", "header": { "packet_size": 1440, "packet_number": 197, "dcid": "15c31bd9c2340296" }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 212, "acked_ranges": [[25, 25]], "ect0": 26, "ect1": 0, "ce": 0}, { 
    "frame_type": "ping"}, { 
    "frame_type": "padding"}]}],
[1242843, 0, "recovery", "metrics_updated", {"cwnd": 19703,"bytes_in_flight": 0,"smoothed_rtt": 46415,"latest_rtt": 46801}],
[1243930, 0, "transport", "spin_bit_updated", { "state": true }],
[1243930, 0, "transport", "packet_sent", { "packet_type": "1RTT", "header": { "packet_size": 39, "packet_number": 26 }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 135, "acked_ranges": [[196, 197]]}, { 
    "frame_type": "padding"}]}],
[1243930, 0, "recovery", "metrics_updated", {"bytes_in_flight": 55,"smoothed_rtt": 46415}],
[1243930, 0, "transport", "datagram_sent", { "byte_length": 55}],
[1298871, 0, "transport", "datagram_received", { "byte_length": 1440}],
[1298871, 0, "transport", "packet_received", { "packet_type": "1RTT", "header": { "packet_size": 1440, "packet_number": 198, "dcid": "15c31bd9c2340296", "key_phase": 0 }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 204, "acked_ranges": [[26, 26]], "ect0": 27, "ect1": 0, "ce": 0}, { 
    "frame_type": "ping"}, { 
    "frame_type": "padding"}]}],
[1298871, 0, "recovery", "metrics_updated", {"cwnd": 19742,"bytes_in_flight": 0,"smoothed_rtt": 46230,"latest_rtt": 44941}],
[1300415, 0, "transport", "spin_bit_updated", { "state": false }],
[1300415, 0, "transport", "packet_sent", { "packet_type": "1RTT", "header": { "packet_size": 39, "packet_number": 27, "key_phase": 0 }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 193, "acked_ranges": [[197, 198]]}, { 
    "frame_type": "padding"}]}],
[1300415, 0, "recovery", "metrics_updated", {"bytes_in_flight": 55,"smoothed_rtt": 46230}],
[1300415, 0, "transport", "datagram_sent", { "byte_length": 55}],
[1361373, 0, "transport", "datagram_received", { "byte_length": 1440}],
[1361373, 0, "transport", "packet_received", { "packet_type": "1RTT", "header": { "packet_size": 1440, "packet_number": 199, "dcid": "15c31bd9c2340296" }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 228, "acked_ranges": [[27, 27]], "ect0": 28, "ect1": 0, "ce": 0}, { 
    "frame_type": "ping"}, { 
    "frame_type": "padding"}]}],
[1361373, 0, "recovery", "metrics_updated", {"cwnd": 19781,"bytes_in_flight": 0,"smoothed_rtt": 46821,"latest_rtt": 50958}],
[1362511, 0, "transport", "spin_bit_updated", { "state": true }],
[1362511, 0, "transport", "packet_sent", { "packet_type": "1RTT", "header": { "packet_size": 39, "packet_number": 28 }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 142, "acked_ranges": [[198, 199]]}, { 
    "frame_type": "padding"}]}],
[1362511, 0, "recovery", "metrics_updated", {"bytes_in_flight": 55,"smoothed_rtt": 46821}],
[1362511, 0, "transport", "datagram_sent", { "byte_length": 55}],
[1418311, 0, "transport", "datagram_received", { "byte_length": 1440}],
[1418311, 0, "transport", "packet_received", { "packet_type": "1RTT", "header": { "packet_size": 1440, "packet_number": 200, "dcid": "15c31bd9c2340296", "key_phase": 1 }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 208, "acked_ranges": [[28, 28]], "ect0": 29, "ect1": 0, "ce": 0}, { 
    "frame_type": "ping"}, { 
    "frame_type": "padding"}]}],
[1418311, 0, "recovery", "metrics_updated", {"cwnd": 19820,"bytes_in_flight": 0,"smoothed_rtt": 46693,"latest_rtt": 45800}],
[1419442, 0, "transport", "spin_bit_updated", { "state": false }],
[1419442, 0, "transport", "packet_sent", { "packet_type": "1RTT", "header": { "packet_size": 39, "packet_number": 29, "key_phase": 1 }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 141, "acked_ranges": [[199, 200]]}, { 
    "frame_type": "padding"}]}],
[1419442, 0, "recovery", "metrics_updated", {"bytes_in_flight": 55,"smoothed_rtt": 46693}],
[1419442, 0, "transport", "datagram_sent", { "byte_length": 55}],
[1481424, 0, "transport", "datagram_received", { "byte_length": 1440}],
[1481424, 0, "transport", "packet_received", { "packet_type": "1RTT", "header": { "packet_size": 1440, "packet_number": 201, "dcid": "15c31bd9c2340296" }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 232, "acked_ranges": [[29, 29]], "ect0": 30, "ect1": 0, "ce": 0}, { 
    "frame_type": "ping"}, { 
    "frame_type": "padding"}]}],
[1481424, 0, "recovery", "metrics_updated", {"cwnd": 19859,"bytes_in_flight": 0,"smoothed_rtt": 47354,"latest_rtt": 51982}],
[1482559, 0, "transport", "spin_bit_updated", { "state": true }],
[1482559, 0, "transport", "packet_sent", { "packet_type": "1RTT", "header": { "packet_size": 39, "packet_number": 30 }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 141, "acked_ranges": [[200, 201]]}, { 
    "frame_type": "padding"}]}],
[1482559, 0, "recovery", "metrics_updated", {"bytes_in_flight": 55,"smoothed_rtt": 47354}],
[1482559, 0, "transport", "datagram_sent", { "byte_length": 55}],
[1543727, 0, "transport", "datagram_received", { "byte_length": 1440}],
[1543727, 0, "transport", "packet_received", { "packet_type": "1RTT", "header": { "packet_size": 1440, "packet_number": 202, "dcid": "15c31bd9c2340296", "key_phase": 0 }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 229, "acked_ranges": [[30, 30]], "ect0": 31, "ect1": 0, "ce": 0}, { 
    "frame_type": "ping"}, { 
    "frame_type": "padding"}]}],
[1543727, 0, "recovery", "metrics_updated", {"cwnd": 19898,"bytes_in_flight": 0,"smoothed_rtt": 47830,"latest_rtt": 51168}],
[1544875, 0, "transport", "spin_bit_updated", { "state": false }],
[1544875, 0, "transport", "packet_sent", { "packet_type": "1RTT", "header": { "packet_size": 39, "packet_number": 31, "key_phase": 0 }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 143, "acked_ranges": [[201, 202]]}, { 
    "frame_type": "padding"}]}],
[1544875, 0, "recovery", "metrics_updated", {"bytes_in_flight": 55,"smoothed_rtt": 47830}],
[1544875, 0, "transport", "datagram_sent", { "byte_length": 55}],
[1599963, 0, "transport", "datagram_received", { "byte_length": 1440}],
[1599963, 0, "transport", "packet_received", { "packet_type": "1RTT", "header": { "packet_size": 1440, "packet_number": 203, "dcid": "15c31bd9c2340296" }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 205, "acked_ranges": [[31, 31]], "ect0": 32, "ect1": 0, "ce": 0}, { 
    "frame_type": "ping"}, { 
    "frame_type": "padding"}]}],
[1599963, 0, "recovery", "metrics_updated", {"cwnd": 19937,"bytes_in_flight": 0,"smoothed_rtt": 47487,"latest_rtt": 45088}],
[1601093, 0, "transport", "spin_bit_updated", { "state": true }],
[1601093, 0, "transport", "packet_sent", { "packet_type": "1RTT", "header": { "packet_size": 39, "packet_number": 32 }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 141, "acked_ranges": [[202, 203]]}, { 
    "frame_type": "padding"}]}],
[1601093, 0, "recovery", "metrics_updated", {"bytes_in_flight": 55,"smoothed_rtt": 47487}],
[1601093, 0, "transport", "datagram_sent", { "byte_length": 55}],
[1656801, 0, "transport", "datagram_received", { "byte_length": 1440}],
[1656801, 0, "transport", "packet_received", { "packet_type": "1RTT", "header": { "packet_size": 1440, "packet_number": 204, "dcid": "15c31bd9c2340296", "key_phase": 1 }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 208, "acked_ranges": [[32, 32]], "ect0": 33, "ect1": 0, "ce": 0}, { 
    "frame_type": "ping"}, { 
    "frame_type": "padding"}]}],
[1656801, 0, "recovery", "metrics_updated", {"cwnd": 19976,"bytes_in_flight": 0,"smoothed_rtt": 47264,"latest_rtt": 45708}],
[1657930, 0, "transport", "spin_bit_updated", { "state": false }],
[1657930, 0, "transport", "packet_sent", { "packet_type": "1RTT", "header": { "packet_size": 39, "packet_number": 33, "key_phase": 1 }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 141, "acked_ranges": [[203, 204]]}, { 
    "frame_type": "padding"}]}],
[1657930, 0, "recovery", "metrics_updated", {"bytes_in_flight": 55,"smoothed_rtt": 47264}],
[1657930, 0, "transport", "datagram_sent", { "byte_length": 55}],
[1720894, 0, "transport", "datagram_received", { "byte_length": 1440}],
[1720894, 0, "transport", "packet_received", { "packet_type": "1RTT", "header": { "packet_size": 1440, "packet_number": 205, "dcid": "15c31bd9c2340296" }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 236, "acked_ranges": [[33, 33]], "ect0": 34, "ect1": 0, "ce": 0}, { 
    "frame_type": "ping"}, { 
    "frame_type": "padding"}]}],
[1720894, 0, "recovery", "metrics_updated", {"cwnd": 20015,"bytes_in_flight": 0,"smoothed_rtt": 47976,"latest_rtt": 52964}],
[1722080, 0, "transport", "spin_bit_updated", { "state": true }],
[1722080, 0, "transport", "packet_sent", { "packet_type": "1RTT", "header": { "packet_size": 39, "packet_number": 34 }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 148, "acked_ranges": [[204, 205]]}, { 
    "frame_type": "padding"}]}],
[1722080, 0, "recovery", "metrics_updated", {"bytes_in_flight": 55,"smoothed_rtt": 47976}],
[1722080, 0, "transport", "datagram_sent", { "byte_length": 55}],
[1782296, 0, "transport", "datagram_received", { "byte_length": 1440}],
[1782296, 0, "transport", "packet_received", { "packet_type": "1RTT", "header": { "packet_size": 1440, "packet_number": 206, "dcid": "15c31bd9c2340296", "key_phase": 0 }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 225, "acked_ranges": [[34, 34]], "ect0": 35, "ect1": 0, "ce": 0}, { 
    "frame_type": "ping"}, { 
    "frame_type": "padding"}]}],
[1782296, 0, "recovery", "metrics_updated", {"cwnd": 20054,"bytes_in_flight": 0,"smoothed_rtt": 48256,"latest_rtt": 50216}],
[1783435, 0, "transport", "spin_bit_updated", { "state": false }],
[1783435, 0, "transport", "packet_sent", { "packet_type": "1RTT", "header": { "packet_size": 39, "packet_number": 35, "key_phase": 0 }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 142, "acked_ranges": [[205, 206]]}, { 
    "frame_type": "padding"}]}],
[1783435, 0, "recovery", "metrics_updated", {"bytes_in_flight": 55,"smoothed_rtt": 48256}],
[1783435, 0, "transport", "datagram_sent", { "byte_length": 55}],
[1837178, 0, "transport", "datagram_received", { "byte_length": 1440}],
[1837178, 0, "transport", "packet_received", { "packet_type": "1RTT", "header": { "packet_size": 1440, "packet_number": 207, "dcid": "15c31bd9c2340296" }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 200, "acked_ranges": [[35, 35]], "ect0": 36, "ect1": 0, "ce": 0}, { 
    "frame_type": "ping"}, { 
    "frame_type": "padding"}]}],
[1837178, 0, "recovery", "metrics_updated", {"cwnd": 20093,"bytes_in_flight": 0,"smoothed_rtt": 47691,"latest_rtt": 43743}],
[1838405, 0, "transport", "spin_bit_updated", { "state": true }],
[1838405, 0, "transport", "packet_sent", { "packet_type": "1RTT", "header": { "packet_size": 39, "packet_number": 36 }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 153, "acked_ranges": [[206, 207]]}, { 
    "frame_type": "padding"}]}],
[1838405, 0, "recovery", "metrics_updated", {"bytes_in_flight": 55,"smoothed_rtt": 47691}],
[1838405, 0, "transport", "datagram_sent", { "byte_length": 55}],
[1892695, 0, "transport", "datagram_received", { "byte_length": 1440}],
[1892695, 0, "transport", "packet_received", { "packet_type": "1RTT", "header": { "packet_size": 1440, "packet_number": 208, "dcid": "15c31bd9c2340296", "key_phase": 1 }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 202, "acked_ranges": [[36, 36]], "ect0": 37, "ect1": 0, "ce": 0}, { 
    "frame_type": "ping"}, { 
    "frame_type": "padding"}]}],
[1892695, 0, "recovery", "metrics_updated", {"cwnd": 20132,"bytes_in_flight": 0,"smoothed_rtt": 47265,"latest_rtt": 44290}],
[1893858, 0, "transport", "spin_bit_updated", { "state": false }],
[1893858, 0, "transport", "packet_sent", { "packet_type": "1RTT", "header": { "packet_size": 39, "packet_number": 37, "key_phase": 1 }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 145, "acked_ranges": [[207, 208]]}, { 
    "frame_type": "padding"}]}],
[1893858, 0, "recovery", "metrics_updated", {"bytes_in_flight": 55,"smoothed_rtt": 47265}],
[1893858, 0, "transport", "datagram_sent", { "byte_length": 55}],
[1947191, 0, "transport", "datagram_received", { "byte_length": 1440}],
[1947191, 0, "transport", "packet_received", { "packet_type": "1RTT", "header": { "packet_size": 1440, "packet_number": 209, "dcid": "15c31bd9c2340296" }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 199, "acked_ranges": [[37, 37]], "ect0": 38, "ect1": 0, "ce": 0}, { 
    "frame_type": "ping"}, { 
    "frame_type": "padding"}]}],
[1947191, 0, "recovery", "metrics_updated", {"cwnd": 20171,"bytes_in_flight": 0,"smoothed_rtt": 46773,"latest_rtt": 43333}],
[1948318, 0, "transport", "spin_bit_updated", { "state": true }],
[1948318, 0, "transport", "packet_sent", { "packet_type": "1RTT", "header": { "packet_size": 39, "packet_number": 38 }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 140, "acked_ranges": [[208, 209]]}, { 
    "frame_type": "padding"}]}],
[1948318, 0, "recovery", "metrics_updated", {"bytes_in_flight": 55,"smoothed_rtt": 46773}],
[1948318, 0, "transport", "datagram_sent", { "byte_length": 55}],
[2002128, 0, "transport", "datagram_received", { "byte_length": 1440}],
[2002128, 0, "transport", "packet_received", { "packet_type": "1RTT", "header": { "packet_size": 1440, "packet_number": 210, "dcid": "15c31bd9c2340296", "key_phase": 0 }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 201, "acked_ranges": [[38, 38]], "ect0": 39, "ect1": 0, "ce": 0}, { 
    "frame_type": "ping"}, { 
    "frame_type": "padding"}]}],
[2002128, 0, "recovery", "metrics_updated", {"cwnd": 20210,"bytes_in_flight": 0,"smoothed_rtt": 46402,"latest_rtt": 43810}],
[2003238, 0, "transport", "spin_bit_updated", { "state": false }],
[2003238, 0, "transport", "packet_sent", { "packet_type": "1RTT", "header": { "packet_size": 39, "packet_number": 39, "key_phase": 0 }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 138, "acked_ranges": [[209, 210]]}, { 
    "frame_type": "padding"}]}],
[2003238, 0, "recovery", "metrics_updated", {"bytes_in_flight": 55,"smoothed_rtt": 46402}],
[2003238, 0, "transport", "datagram_sent", { "byte_length": 55}],
[2049043, 0, "transport", "datagram_received", { "byte_length": 41}],
[2049043, 0, "transport", "packet_received", { "packet_type": "1RTT", "header": { "packet_size": 41, "packet_number": 211, "dcid": "15c31bd9c2340296" }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 169, "acked_ranges": [[39, 39]], "ect0": 40, "ect1": 0, "ce": 0}, { 
    "frame_type": "connection_close", "error_space": "application", "error_code": 0}]}],
[2049058, 0, "info", "message", { "message": "Server CB, Stream: 0, 0 bytes, fin=6\u000a"}],
[2049043, 0, "recovery", "metrics_updated", {"cwnd": 20249,"bytes_in_flight": 0,"smoothed_rtt": 45077,"latest_rtt": 35805}],
[2049069, 0, "transport", "spin_bit_updated", { "state": true }],
[2049069, 0, "transport", "packet_sent", { "packet_type": "1RTT", "header": { "packet_size": 7, "packet_number": 40 }, "frames": [{ 
    "frame_type": "connection_close", "error_space": "transport", "error_code": 0}]}],
[2049069, 0, "transport", "datagram_sent", { "byte_length": 23}],
[2049102, 0, "info", "message", { "message": "Closed. Retrans= 0, spurious= 0, max sp gap = 0, max sp delay = 0, dg-coal: 1.023256"}]]}]}