samples/-BZr4emdx_o_220.8_246.3/camera.json

{
  "focal": 968.7952739596367,
  "cx": 426.5,
  "cy": 240.0,
  "width": 853,
  "height": 480,
  "gravity_up": [
    -0.00744445389136672,
    -0.9913622140884399,
    -0.1309409886598587
  ]
}