We keep things we might need to search in regular columns (typically with indexes). The JSON object is just a way to add extra data to rows, which we can fetch

We keep things we might need to search in regular columns (typically with indexes). The JSON object is just a way to add extra data to rows, which we can fetch and deal with on the app side. That works fine for a lot of things, and we're hoping it will give us some flexibility around when we need to do schema migrations in some cases.