/usr/ is in libjsonrpccpp-dev 0.7.0-1+b2.
This file is owned by root:root, with mode 0o755.
..
/usr/include/
/usr/include/jsonrpccpp/
/usr/include/jsonrpccpp/client/
/usr/include/jsonrpccpp/client/batchcall.h
/usr/include/jsonrpccpp/client/batchresponse.h
/usr/include/jsonrpccpp/client/client.h
/usr/include/jsonrpccpp/client/connectors/
/usr/include/jsonrpccpp/client/connectors/httpclient.h
/usr/include/jsonrpccpp/client/connectors/unixdomainsocketclient.h
/usr/include/jsonrpccpp/client/iclientconnector.h
/usr/include/jsonrpccpp/client.h
/usr/include/jsonrpccpp/common/
/usr/include/jsonrpccpp/common/errors.h
/usr/include/jsonrpccpp/common/exception.h
/usr/include/jsonrpccpp/common/jsonparser.h
/usr/include/jsonrpccpp/common/procedure.h
/usr/include/jsonrpccpp/common/specification.h
/usr/include/jsonrpccpp/common/specificationparser.h
/usr/include/jsonrpccpp/common/specificationwriter.h
/usr/include/jsonrpccpp/server/
/usr/include/jsonrpccpp/server/abstractserver.h
/usr/include/jsonrpccpp/server/abstractserverconnector.h
/usr/include/jsonrpccpp/server/connectors/
/usr/include/jsonrpccpp/server/connectors/httpserver.h
/usr/include/jsonrpccpp/server/connectors/unixdomainsocketserver.h
/usr/include/jsonrpccpp/server/iclientconnectionhandler.h
/usr/include/jsonrpccpp/server/iprocedureinvokationhandler.h
/usr/include/jsonrpccpp/server/requesthandlerfactory.h
/usr/include/jsonrpccpp/server.h
/usr/include/jsonrpccpp/stubgen/
/usr/include/jsonrpccpp/stubgen/client/
/usr/include/jsonrpccpp/stubgen/client/cppclientstubgenerator.h
/usr/include/jsonrpccpp/stubgen/client/jsclientstubgenerator.h
/usr/include/jsonrpccpp/stubgen/codegenerator.h
/usr/include/jsonrpccpp/stubgen/helper/
/usr/include/jsonrpccpp/stubgen/helper/cpphelper.h
/usr/include/jsonrpccpp/stubgen/server/
/usr/include/jsonrpccpp/stubgen/server/cppserverstubgenerator.h
/usr/include/jsonrpccpp/stubgen/servertemplate.h
/usr/include/jsonrpccpp/stubgen/stubgenerator.h
/usr/include/jsonrpccpp/stubgen/stubgeneratorfactory.h
/usr/include/jsonrpccpp/stubgen/stubhelper.h
/usr/include/jsonrpccpp/version.h
/usr/lib/
/usr/lib/x86_64-linux-gnu/
/usr/lib/x86_64-linux-gnu/libjsonrpccpp-client.a
/usr/lib/x86_64-linux-gnu/libjsonrpccpp-common.a
/usr/lib/x86_64-linux-gnu/libjsonrpccpp-server.a
/usr/lib/x86_64-linux-gnu/libjsonrpccpp-stub.a
/usr/lib/x86_64-linux-gnu/pkgconfig/
/usr/lib/x86_64-linux-gnu/pkgconfig/libjsonrpccpp-client.pc
/usr/lib/x86_64-linux-gnu/pkgconfig/libjsonrpccpp-common.pc
/usr/lib/x86_64-linux-gnu/pkgconfig/libjsonrpccpp-server.pc
/usr/lib/x86_64-linux-gnu/pkgconfig/libjsonrpccpp-stub.pc
/usr/share/
/usr/share/doc/
/usr/share/doc/libjsonrpccpp-dev/
/usr/share/doc/libjsonrpccpp-dev/changelog.Debian.amd64.gz
/usr/share/doc/libjsonrpccpp-dev/changelog.Debian.gz
/usr/share/doc/libjsonrpccpp-dev/changelog.gz
/usr/share/doc/libjsonrpccpp-dev/copyright
/usr/lib/x86_64-linux-gnu/libjsonrpccpp-client.so
/usr/lib/x86_64-linux-gnu/libjsonrpccpp-common.so
/usr/lib/x86_64-linux-gnu/libjsonrpccpp-server.so
/usr/lib/x86_64-linux-gnu/libjsonrpccpp-stub.so