{"columns":["dive","dt_epoch","dt_str","lat","lon","cep_km","idx","ttf_sec","nsat","snr_min","snr_avg","snr_max","hdop"],"data":[[-3,1791498480,"2026-10-08T22:28:00Z",47.68671,-122.25955,0.01,5,30,10,28,38,44,1.2],[-4,1793659140,"2026-11-02T22:39:00Z",47.64986,-122.35624,0.007,5,30,8,33,39,45,1.0]]}