diff --git a/handler/func_model.go b/handler/func_model.go
index 3dbd72e..47594fa 100644
--- a/handler/func_model.go
+++ b/handler/func_model.go
@@ -17,13 +17,17 @@ func SetUpFuncModelGroup(router *gin.Engine) {
 	funcGroup.POST("/find_models_by_function", FindFuncModelByFunction)
 }
 
+type FunctionModelIDs struct {
+	ID int `json:"id" form:"id"`
+}
+
 type FuncModelReq struct {
-	ID       int          `json:"id" form:"id"`
-	ModelID  int          `json:"model_id" form:"model_id"`
-	Function string       `json:"function" form:"function"`
-	Name     string       `json:"name" form:"name"`
-	Info     string       `json:"info" form:"info"`
-	ModelIDS map[int]bool `json:"model_ids" form:"model_ids"`
+	ID       int                `json:"id" form:"id"`
+	ModelID  int                `json:"model_id" form:"model_id"`
+	Function string             `json:"function" form:"function"`
+	Name     string             `json:"name" form:"name"`
+	Info     string             `json:"info" form:"info"`
+	ModelIDS []FunctionModelIDs `json:"model_ids" form:"model_ids"`
 }
 
 func CreateFuncModel(c *gin.Context) {