add decode json method

jsonUtils/jsonUtils.go

@@ -1,9 +1,18 @@
 package jsonutils
 
-import "encoding/json"
+//TODO: Rename package
+import (
+	"encoding/json"
+	"io"
+)
 
 func ConvertToJSON(g interface{}) []byte {
 	g_json, err := json.Marshal(g)
 	_ = err //TODO: Check Errors
 	return g_json
 }
+
+func ConvertFromJSON(body io.ReadCloser, inter interface{}) {
+	json_err := json.NewDecoder(body).Decode(&inter)
+	_ = json_err //TODO work with errors
+}