{"carrier":{"dot_number":"3249931","legal_name":"AMERICAN XPRESS AUTO TRANSPORT INC","dba_name":"","entity_type":"AUTHORIZED FOR HIRE","operating_status":"AUTHORIZED FOR HIRE","phy_street":"3734 DUCK AVE","phy_city":"KEY WEST","phy_state":"FL","phy_zip":"33040","phy_country":"US","phone":"7866085920","mc_number":"MC-1022564","mc_number_2":"","mc_number_3":"","carrier_operation":"A","hm_indicator":"Y","power_units":1,"total_drivers":1,"total_cdl":1,"mcs150_mileage":5000,"mcs150_mileage_year":"2018","mcs150_date":"20190322 1621","add_date":"20190225","officer_1":"NELSON GARCIA","officer_2":"","fleet_size_class":"A","business_type":"","duns_number":"","crash_rate":0,"prior_revoke_flag":"","prior_revoke_dot":"","cargo_types":"C","source":"census","ingested_at":"2026-05-16 01:58:41","updated_at":"2026-05-16 01:58:41"},"crashes":{"total":0,"fatal":null,"injury":null},"safety_scores":[],"freightproof":{"dot_number":"3249931","record_status":"no_vetting_yet","what_this_proves":"FMCSA-sourced carrier data cached by FreightProof. No signed vetting record exists yet; run one to generate a tamper-evident proof-of-checking.","data_hash":null,"vetting_date":null,"verify":null,"run_full_vetting":{"endpoint":"https://freight.rootz.global/mcp","tool":"freight_carrier_vet","arguments":{"dot_number":"3249931"},"sealed_evidence_tool":"freight_create_evidence"},"ai_discovery":"https://freight.rootz.global/.well-known/ai","data_source":"FMCSA (Census, Crash, Inspection, Enforcement)","legal_basis":"Montgomery v. Caribe Transport II, LLC, 608 U.S. ___ (2026)"}}