Unpivot Excel data - Pivot table report output
{"Image Artist": "Moore, Oliver", "Image ExifOffset": "2136", "Image XPAuthor": "Moore, Oliver", "Image Padding": "[]", "EXIF DateTimeOriginal": "2014:03:31 13:26:31", "EXIF DateTimeDigitized": "2014:03:31 13:26:31", "EXIF SubSecTimeOriginal": "03", "EXIF SubSecTimeDigitized": "03", "EXIF Padding": "[]"}