{"columns":["dive","dt_epoch","dt_str","lat","lon","cep_km","idx","ttf_sec","nsat","snr_min","snr_avg","snr_max","hdop"],"data":[[0,1793386440,"2026-10-30T18:54:00Z",41.98978,-87.98588,0.01,5,30,10,29,34,39,1.2]]}