Read and write MCAP
If you're starting from scratch, you can write code that allows you to write your JSON data to MCAP files and subsequently read your JSON data from your MCAP files.
mcap CLI tool to inspect MCAP files, validate their contents, and even echo their messages to
For an exhaustive list of ways to interact with your MCAP data, check out the
mcap GitHub repo.
Foxglove Studio supports playing back local and remote MCAP files containing JSON data.