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     "label": "Green: Band_2",
     "url": "9f43f64e0bbf3b8814e0dd6e6d44ae8d",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAAAXNSR0IB2cksfwAAAAlwSFlzAAAOxAAADsQBlSsOGwAAADRJREFUOI1jYaAyYKGlgf+pYB4jqgspMZIRQtHUy6MGjho4auCogTgMZKTILEZ0AykzDgoACn8CVEWKLv4AAAAASUVORK5CYII=",
     "contentType": "image/png",
     "height": 20,
     "width": 20
    },
    {
     "label": "Blue:   Band_3",
     "url": "ab9550f0c517d6144fd865d8ac5a4dc6",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAAAXNSR0IB2cksfwAAAAlwSFlzAAAOxAAADsQBlSsOGwAAADZJREFUOI1jYaAyYKGlgf+pYB4jmgspMZORgYGBxl4eNXDUwFEDRw3EZSAjJWYxohtIkWkwAAAJfgJUuOB5RwAAAABJRU5ErkJggg==",
     "contentType": "image/png",
     "height": 20,
     "width": 20
    }
   ]
  }
 ]
}