What are the C++ libraries for JSON logging?

Question

JSON

C++ The
task is to log in JSON format (timestamp, level, message minimum set of fields) to stdout/stderr
What libraries are there? Share links.

Answer 1

There are tons of them.
Here, for example, it is used in Yandex https://github.com/3Hren/blackhole
Is it really so difficult to type in Google: "C++ JSON logging"?

Answer 2

I always make my own logging system. Nothing complicated. I create a separate class, it has a couple of methods, like, write a log, where to write it, and that's it. This is usually enough