修复问题

ff-game/src/main/java/com/ff/api/response/GameBettingDetailsResponse.java

@@ -65,7 +65,7 @@ public class GameBettingDetailsResponse implements Serializable
     private String wagersId;
 
     /** 投注时间 (Unix 时间戳) */
-    private String wagersTime;
+    private Long wagersTime;
 
     /** 投注金额 */
     private BigDecimal betAmount;