diff --git a/protocol/json/client.go b/protocol/json/client.go
index 112ed1d..0707904 100644
--- a/protocol/json/client.go
+++ b/protocol/json/client.go
@@ -32,10 +32,10 @@ type clientRequest struct {
 
 // clientResponse represents a JSON-RPC response returned to a client.
 type clientResponse struct {
-	Version string           `json:"jsonrpc"`
-	Result  *json.RawMessage `json:"result"`
-	Error   error            `json:"error"`
-	ID      interface{}      `json:"id"`
+	Version string      `json:"jsonrpc"`
+	Result  interface{} `json:"result"`
+	Error   error       `json:"error"`
+	ID      interface{} `json:"id"`
 }
 
 // clientRequest represents a JSON-RPC request sent by a client.