Returns a list of currently loaded wallets.
curl --user myuser --data-binary '{"jsonrpc":"1.0","id":"1","method":"listwallets","params":[]}' -H 'content-type:text/plain;' http://127.0.0.1:8332/
["default", "mywallet"]
listunspent
loadwallet
bitcoind.app — Bitcoin Core RPC Reference