exif: {"Image ExifOffset": "74", "Image Orientation": "Horizontal (normal)", "Image Make": "Canon", "Image Model": "Canon EOS 50D", "Image ImageDescription": "", "EXIF DateTimeOriginal": "2013:11:02 16:22:55", "EXIF ExposureTime": "171798691/4294967295", "EXIF FNumber": "4", "EXIF ISOSpeedRatings": "1600", "EXIF FocalLength": "70"}