Megan O'Neill

### Issue description :wave: Hi there I'd like to contribute an example of how to insert data into a `json` mysql column. I had trouble tracking down an example of...

Fixes the example code in the docs so it will not error if you copy it. It was just missing an opening bracket and the package name before `ChangeConsumer`

Remove use of rest-client since it's no longer maintained

3

It looks like the `rest-client` gem no longer has any active maintainers and has not had a commit since 2019. A different http lib should be used that has active...