add nonce

meta/ethrpc/v1/eth.proto

@@ -35,12 +35,22 @@ message GetAccountsResp {
 
 // GetBalance -> eth.getBalance -> eth_getBalance
 message GetBalanceReq {
-    string address = 1;
+   repeated string address = 1;
 }
 message GetBalanceResp {
-    string balance = 1;
+   repeated string balance = 1;
 }
 
+
+// GetNonce -> eth.GetNonce -> GetNonce
+message GetNonceReq {
+   repeated string address = 1;
+}
+message GetNonceResp {
+   repeated string balance = 1;
+}
+
+
 message CreateRawTransactionReq {
     string to = 1;
     string data = 2;
@@ -111,6 +121,7 @@ message CallResponse {
 
 service ProtoEthService {
     rpc GetBalance(GetBalanceReq) returns (GetBalanceResp) {};
+    rpc GetNonce(GetNonceReq) returns (GetNonceResp) {};
     rpc GetTransaction(GetTxReq) returns (TransactionInfo) {};
     rpc GetTransactionReceipt(TxHash) returns (TxReceipt) {};
     rpc ContractCall(CallRequest) returns (CallResponse) {};