diff --git a/card/model.go b/card/model.go
index af0efd63..afdcc22a 100644
--- a/card/model.go
+++ b/card/model.go
@@ -1057,10 +1057,11 @@ type CardAction struct {
 	Type          string `json:"type"`
 
 	Action *struct {
-		Value    map[string]interface{} `json:"value"`
-		Tag      string                 `json:"tag"`
-		Option   string                 `json:"option"`
-		Timezone string                 `json:"timezone"`
+		Value     map[string]interface{} `json:"value"`
+		FormValue map[string]interface{} `json:"form_value"`
+		Tag       string                 `json:"tag"`
+		Option    string                 `json:"option"`
+		Timezone  string                 `json:"timezone"`
 	} `json:"action"`
 }