Templates you can edit, then pipe via https://jsonformatter.org/json-pretty-print to http://json2table.com, put the *before* state in *0*, the *after* state in *1*, create tables from both and paste in Excel; let Excel do the diff and % calculations

memory-states.0.json

{ 
  "MMSummary": 
{"allocatedBytes":93170132,"overheadBytes":407169068,"efficiencyPercentage":18.6213936465502},
  "MMState": 
{"largeBlockSizeUsageBytes":82105584,"logicalSmallBlockSizeUsageBytes":421510160,"mediumBlockSizeUsageBytes":754302480,"pysicalSmallBlockSizeUsageBytes":69364160,"reservedSmallBlockSizeUsageBytes":472539008,"reservedMemoryUsageBytes":500339200,"totalBlockSizeUsageBytes":93170132},
  "WindowsState":
{"processorCount":6,"allocationGranularity":65536,"availablePhysicalMemory":10068516864,"totalPhysicalMemory":17176760320,"availableVirtualMemory":103985152,"totalVirtualMemory":2147352576,"totalVirtualExtendedMemory":0,"haveTotalVirtualExtendedMemory":true,"maximumIncrement":156250,"pageSize":4096,"numberOfPhysicalPages":4193545,"lowestPhysicalPage":1,"highestPhysicalPage":4227071,"haveMaximumIncrement":true,"havePageSize":true,"haveNumberOfPhysicalPages":true,"haveLowestPhysicalPage":true,"haveHighestPhysicalPage":true,"pageFaultCount":400503,"peakWorkingSetSize":824729600,"workingSetSize":809132032,"quotaPeakPagedPoolUsage":2711680,"quotaPagedPoolUsage":2694200,"quotaPeakNonPagedPoolUsage":814288,"quotaNonPagedPoolUsage":238048,"pagefileUsage":1001943040,"peakPagefileUsage":1009856512,"havePageFaultCount":true,"havePeakWorkingSetSize":true,"haveWorkingSetSize":true,"haveQuotaPeakPagedPoolUsage":true,"haveQuotaPagedPoolUsage":true,"haveQuotaPeakNonPagedPoolUsage":true,"haveQuotaNonPagedPoolUsage":true,"havePagefileUsage":true,"havePeakPagefileUsage":true,"currentProcessId":12784,"minimumAddress":65536,"maximumVMAddress":2147418111,"pageProtectionAndCommitSize":4096,"minimumQuota":204800,"maximumQuota":1413120}
}

memory-states.1.json

{ 
  "MMSummary": 
{"allocatedBytes":102667512,"overheadBytes":407763976,"efficiencyPercentage":20.1138672698813},
  "MMState": 
{"largeBlockSizeUsageBytes":146430020,"logicalSmallBlockSizeUsageBytes":424802160,"mediumBlockSizeUsageBytes":797062032,"pysicalSmallBlockSizeUsageBytes":69975260,"reservedSmallBlockSizeUsageBytes":472574384,"reservedMemoryUsageBytes":510431488,"totalBlockSizeUsageBytes":102667512},
  "WindowsState":
{"processorCount":6,"allocationGranularity":65536,"availablePhysicalMemory":10040336384,"totalPhysicalMemory":17176760320,"availableVirtualMemory":93360128,"totalVirtualMemory":2147352576,"totalVirtualExtendedMemory":0,"haveTotalVirtualExtendedMemory":true,"maximumIncrement":156250,"pageSize":4096,"numberOfPhysicalPages":4193545,"lowestPhysicalPage":1,"highestPhysicalPage":4227071,"haveMaximumIncrement":true,"havePageSize":true,"haveNumberOfPhysicalPages":true,"haveLowestPhysicalPage":true,"haveHighestPhysicalPage":true,"pageFaultCount":402912,"peakWorkingSetSize":824729600,"workingSetSize":818823168,"quotaPeakPagedPoolUsage":2711680,"quotaPagedPoolUsage":2694200,"quotaPeakNonPagedPoolUsage":814288,"quotaNonPagedPoolUsage":238560,"pagefileUsage":1012244480,"peakPagefileUsage":1012244480,"havePageFaultCount":true,"havePeakWorkingSetSize":true,"haveWorkingSetSize":true,"haveQuotaPeakPagedPoolUsage":true,"haveQuotaPagedPoolUsage":true,"haveQuotaPeakNonPagedPoolUsage":true,"haveQuotaNonPagedPoolUsage":true,"havePagefileUsage":true,"havePeakPagefileUsage":true,"currentProcessId":12784,"minimumAddress":65536,"maximumVMAddress":2147418111,"pageProtectionAndCommitSize":4096,"minimumQuota":204800,"maximumQuota":1413120}
}