这段代码什么意思？有开发者么？帮看看。

songfugen

能看出币量多少吗？真正懂的人帮看看，谢谢。

{
"version" : 100400,
"protocolversion" : 70003,
"walletversion" : 60000,
"balance" : 0.00000000,
"blocks" : 4859,
"timeoffset" : 0,
"connections" : 3,
"proxy" : "",
"difficulty" : 0.00006045,
"testnet" : false,
"keypoololdest" : 1465475230,
"keypoolsize" : 101,
"paytxfee" : 0.00000000,
"relayfee" : 0.00100000,
"errors" : ""
}