{"columns":["dive","dt_epoch","dt_str","lat","lon","cep_km","idx","ttf_sec","nsat","snr_min","snr_avg","snr_max","hdop"],"data":[[-4,1791499560,"2026-10-08T22:46:00Z",47.68678,-122.2595,0.007,5,30,13,30,36,41,0.8]]}