{"columns":["dive","dt_epoch","dt_str","lat","lon","cep_km","idx","ttf_sec","nsat","snr_min","snr_avg","snr_max","hdop"],"data":[[-9,1793294820,"2026-10-29T17:27:00Z",41.53449,-70.64755,0.247,5,40,3,32,33,35,0.8]]}