Use this command line tool to upload json files to MongoBD server.
You can run this tool either in Intellij or in command line.
If you are using command line, first build this tool by running./gradlew build.
Find the distribution in the build/distribution directory, untar the compressed file and
you should fine executables in the bin directory.
There are two arguments in this tool. Specify json files directory by using -d and specify MongoDB endpoint by using -e.