{
  "version": 1,
  "source": {
    "url": "https://eoimages.gsfc.nasa.gov/images/imagerecords/57000/57747/cloud_combined_8192.tif",
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    "grayscale_rgb": true,
    "has_icc_profile": false,
    "description": "NASA Blue Marble historical global cloud presentation composite"
  },
  "attribution": "Cloud imagery: NASA Goddard Space Flight Center / Reto St\u00f6ckli. Blue Marble composite; enhancements by Robert Simmon.",
  "attribution_url": "https://science.nasa.gov/earth/earth-observatory/the-blue-marble-2181/",
  "usage_guidance_url": "https://science.nasa.gov/earth/faq/",
  "semantics": {
    "role": "presentation cloud-opacity mask",
    "historical": true,
    "live_weather": false,
    "measured_optical_depth": false,
    "calibrated_physical_measurement": false,
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    "compression": "WebP lossless, effort 4",
    "metadata": "Source metadata and ICC profile not embedded; source has no ICC profile.",
    "sampling_instruction": "Treat image values as a linear non-color presentation mask (THREE.NoColorSpace), not sRGB albedo. Luminance here is not calibrated optical depth.",
    "verification": "Every derivative decoded and compared byte-for-byte with the corresponding uncompressed source/resample; all pixels have R=G=B."
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}