diff --git a/media.go b/media.go
index 93ec1b4..6e8eaff 100644
--- a/media.go
+++ b/media.go
@@ -334,6 +334,12 @@ type Venue struct {
 	GooglePlaceType string `json:"google_place_type,omitempty"`
 }
 
+// WebAppData object represents a data sent from a Web App to the bot
+type WebAppData struct {
+	Data       string `json:"data"`
+	ButtonText string `json:"button_text"`
+}
+
 // Dice object represents a dice with a random value
 // from 1 to 6 for currently supported base emoji.
 type Dice struct {
diff --git a/message.go b/message.go
index 3d4511c..ac02f0f 100644
--- a/message.go
+++ b/message.go
@@ -238,6 +238,9 @@ type Message struct {
 	// For a service message, a voice chat schedule in the chat.
 	VoiceChatScheduled *VoiceChatScheduled `json:"voice_chat_scheduled,omitempty"`
 
+	// For a data sent by a Web App
+	WebAppData *WebAppData `json:"web_app_data,omitempty"`
+
 	// For a service message, represents the content of a service message,
 	// sent whenever a user in the chat triggers a proximity alert set by another user.
 	ProximityAlert *ProximityAlert `json:"proximity_alert_triggered,omitempty"`