{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-cd31c2d"},"t":{"sec":1769444664,"usec":17499},"freq":136975000,"burst_len_octets":61,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.025117,"noise_level":3.338393,"freq_skew":-1.626614,"avlc":{"src":{"addr":"4246B4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2335F7","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".VP-BAK","mode":"2","label":"5U","blk_id":"2","ack":"!","flight":"J24017","msg_num":"M29","msg_num_seq":"A","msg_text":"EGGP EGKK EGCC-SA"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-cd31c2d"},"t":{"sec":1769444665,"usec":684211},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.852115,"noise_level":-14.189228,"freq_skew":-1.395866,"avlc":{"src":{"addr":"4246B4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2335F7","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".VP-BAK","mode":"2","label":"_d","blk_id":"4","ack":"S","flight":"J24017","msg_num":"S40","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-cd31c2d"},"t":{"sec":1769444672,"usec":316472},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.791324,"noise_level":-15.772961,"freq_skew":-1.561632,"avlc":{"src":{"addr":"4246B4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2335F7","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":69,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":227,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":22526,"credit":4,"rseq":10,"variable_part_params":[{"name":"atn_checksum","value":[30,201,229,102]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":22526,"sseq":8,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[86,145,14,61]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":8,"msg_ref":10,"timestamp":{"date":{"year":2026,"month":1,"day":26},"time":{"hour":16,"min":24,"sec":30}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-cd31c2d"},"t":{"sec":1769444673,"usec":95402},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.610114,"noise_level":-15.741195,"freq_skew":-1.452927,"avlc":{"src":{"addr":"4246B4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2335F7","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}