importwallet "filename"
Imports keys from a wallet dump file (see dumpwallet).
Arguments:
1. "filename" (string, required) The wallet file
Examples:
Dump the wallet
> bitcoin-cli dumpwallet "test"
Import the wallet
> bitcoin-cli importwallet "test"
Import using the json rpc call
> curl --user myusername --data-binary '{"jsonrpc": "1.0", "id":"curltest", "method": "importwallet", "params": ["test"] }' -H 'content-type: text/plain;' http://127.0.0.1:8332/