the table with the explanation of its workings
{"Image Make": "Canon", "Image Model": "Canon DIGITAL IXUS 700", "Image Orientation": "Horizontal (normal)", "Image XResolution": "180", "Image YResolution": "180", "Image ResolutionUnit": "Pixels/Inch", "Image DateTime": "2010:12:30 18:26:18", "Image YCbCrPositioning": "Centered", "Image Software": "Adobe Photoshop CS Windows", "Image ExifOffset": "324", "Thumbnail Compression": "JPEG (old-style)", "Thumbnail XResolution": "72", "Thumbnail YResolution": "72", "Thumbnail ResolutionUnit": "Pixels/Inch", "Thumbnail JPEGInterchangeFormat": "1234", "Thumbnail JPEGInterchangeFormatLength": "4557", "EXIF ExposureTime": "1/60", "EXIF FNumber": "14/5", "EXIF ExifVersion": "", "EXIF DateTimeOriginal": "2007:09:05 18:23:33", "EXIF DateTimeDigitized": "2007:09:05 18:23:33", "EXIF ComponentsConfiguration": "", "EXIF CompressedBitsPerPixel": "3", "EXIF ShutterSpeedValue": "189/32", "EXIF ApertureValue": "95/32", "EXIF ExposureBiasValue": "0", "EXIF MaxApertureValue": "95/32", "EXIF MeteringMode": "Pattern", "EXIF Flash": "Flash fired, auto mode", "EXIF FocalLength": "77/10", "EXIF FlashPixVersion": "", "EXIF ColorSpace": "sRGB", "EXIF ExifImageWidth": "640", "EXIF ExifImageLength": "480", "Interoperability InteroperabilityIndex": "R98", "Interoperability InteroperabilityVersion": "[0, 0, 0, 0]", "Interoperability RelatedImageWidth": "3072", "Interoperability RelatedImageLength": "2304", "EXIF InteroperabilityOffset": "1084", "EXIF FocalPlaneXResolution": "768000/71", "EXIF FocalPlaneYResolution": "768000/71", "EXIF FocalPlaneResolutionUnit": "2", "EXIF SensingMethod": "One-chip color area", "EXIF FileSource": "0", "EXIF CustomRendered": "Normal", "EXIF ExposureMode": "Auto Exposure", "EXIF WhiteBalance": "Auto", "EXIF DigitalZoomRatio": "1", "EXIF SceneCaptureType": "Standard"}