Most cosmos nodes will only hold 30 days worth of data. If you need more, you will have to run your own node with > 1TB of storage, or talk with node providers to pay for a private service.
Here is the rest endpoint which queries transactions from a given user. It is URL Encoded so single quotes become %27
Other Event Types
Other event types can be found in the tendermint 34 documentation such as tm.event='NewBlock' if you subscribe via the websocket.
