试试看

zb.js

@@ -24,6 +24,12 @@ function signParams2Str(params) {
   return JSON.stringify(paramsSort);
 }
 
+function signParamsStr(paramStr) {
+  const digest = crypto.SHA1(APISECRET);
+  const sign = crypto.HMAC(crypto.MD5, paramStr, digest);
+  return sign;
+}
+
 
 function sortDict(dict) {
   let dict2 = {},
@@ -164,11 +170,7 @@ function depthByRest(symbol,callback) {
 }
 
 function getBalanceByRest() {
-  const params = {
-    accesskey: APIKEY,
-    method: "getAccountInfo"
-  };
-  const sign = JSON.parse(signParams2Str(params)).sign;
+  const sign = signParamsStr(`accesskey=${APIKEY}&method=getAccountInfo`);
   const url = `https://trade.zb.com/api/getAccountInfo?accesskey=${APIKEY}&method=getAccountInfo&sign=${sign}&reqTime=${Date.now()}`;
   console.log(url);
   _request("GET", url, (err, data) => {