Unable to diff binary files

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right: {"jobName":"NISA_Chronos","jobTimestamp":"20230508_103855","id":"ab9914889a9eba9e3c001b7a3b5c1dc03098c65a","fileType":"xlsx","metadata":{"seq":{"key":"seq","value":"4","matchedByAster":true}, "URL.host":{"key":"URL.host","value":"www.fsa.go.jp","matchedByAster":true}, "URL.path":{"key":"URL.path","value":"/policy/nisa/20180126-1/02.xlsx","matchedByAster":true}, "URL.port":{"key":"URL.port","value":"80","matchedByAster":true}, "URL.protocol":{"key":"URL.protocol","value":"https","matchedByAster":true}},"identification":"{\"seq\":\"4\", \"URL.host\":\"www.fsa.go.jp\", \"URL.path\":\"/policy/nisa/20180126-1/02.xlsx\", \"URL.port\":\"80\", \"URL.protocol\":\"https\"}","metadataURL":"https://www.fsa.go.jp/policy/nisa/20180126-1/02.xlsx","relativeUrl":"NISA_Chronos/20230508_103855/objects/ab9914889a9eba9e3c001b7a3b5c1dc03098c65a.xlsx","diffability":"UNABLE"}