Returns list of temporarily unspendable outputs. See lockunspent for lock and unlock.
curl --user myuser --data-binary '{"jsonrpc":"1.0","id":"1","method":"listlockunspent","params":[]}' -H 'content-type:text/plain;' http://127.0.0.1:8332/[
{
"txid": "a1075db55d...",
"vout": 0
}
]