add req bodies for create update privileges

internal/models/reqBodies.go

@@ -0,0 +1,16 @@
+package models
+
+type CreateUpdateReq struct {
+	Name        string `json:"name"`
+	PrivilegeId string `json:"privilegeId"`
+	ServiceKey  string `json:"serviceKey"`
+	Description string `json:"description"`
+	Type        string `json:"type"`
+	Value       string `json:"value"`
+	Price       int    `json:"price"`
+	Amount      int    `json:"amount"`
+}
+
+type ManyCreateUpdate struct {
+	Privileges []CreateUpdateReq `json:"privileges"`
+}