diff --git a/push_common.go b/push_common.go
index 74e5797..b8bac2c 100644
--- a/push_common.go
+++ b/push_common.go
@@ -98,6 +98,27 @@ type TextVariant struct {
 	Message string `json:"message"`
 }
 
+func FindTextVariantByLang(textVariants []*TextVariant, lang int) *TextVariant {
+	for _, textVariant := range textVariants {
+		if textVariant.Lang == lang {
+			return textVariant
+		}
+	}
+	return nil
+}
+
+func ReadTextVariantsFromRequest(request *http.Request, textVariants *[]*TextVariant) error {
+	b, err := io.ReadAll(request.Body)
+	if err != nil {
+		return err
+	}
+	if b == nil {
+		return errors.New("Can not read text variants. Request body bytes is nil.")
+	}
+
+	return json.Unmarshal(b, textVariants)
+}
+
 //-----------------------------------------------------------------------------
 
 type PushRequest struct {