1 files changed, 29 insertions, 0 deletions
diff --git a/rpc/args.go b/rpc/args.go
index 65f0f6043..aa7d20549 100644
--- a/rpc/args.go
+++ b/rpc/args.go
@@ -154,6 +154,35 @@ func (args *GetBlockByNumberArgs) UnmarshalJSON(b []byte) (err error) {
 	return nil
 }
 
+type NewDataArgs struct {
+    Data string
+}
+
+func (args *NewDataArgs) UnmarshalJSON(b []byte) (err error) {
+    var obj []interface{}
+
+    if err := json.Unmarshal(b, &obj); err != nil {
+        return NewDecodeParamError(err.Error())
+    }
+
+    // Check for sufficient params
+    if len(obj) < 1 {
+        return NewInsufficientParamsError(len(obj), 1)
+    }
+
+    data, ok := obj[0].(string)
+    if !ok {
+        return NewInvalidTypeError("data", "not a string")
+    }
+    args.Data = data
+
+    if len(args.Data) == 0 {
+        return NewValidationError("data", "is required")
+    }
+
+    return nil
+}
+
 type NewTxArgs struct {
 	From     string
 	To       string