ash160>" (string, optional) The Hash160 of the HD master pubkey
}

Examples:
> bitcoin-cli validateaddress "1PSSGeFHDnKNxiEyFrD1wcEaHr9hrQDDWc"
> curl --user myusername --data-binary '{"jsonrpc": "1.0", "id":"curltest", "method": "validateaddress", "params": ["1PSSGeFHDnKNxiEyFrD1wcEaHr9hrQDDWc"] }' -H 'content-type: text/plain;' http://127.0.0.1:8332/


