1 files changed, 11 insertions, 0 deletions
diff --git a/rpc/args.go b/rpc/args.go
index 8b01cc191..bebd79eb9 100644
--- a/rpc/args.go
+++ b/rpc/args.go
@@ -216,3 +216,14 @@ func (a *GetCodeAtArgs) requirements() error {
 	}
 	return nil
 }
+
+type Sha3Args struct {
+	Data string
+}
+
+func (obj *Sha3Args) UnmarshalJSON(b []byte) (err error) {
+	if err = json.Unmarshal(b, &obj.Data); err != nil {
+		return NewErrorResponse(ErrorDecodeArgs)
+	}
+	return
+}