转账api的请求参数，新增"交易的唯一标识码(traceid)"

transfer/en/bet.md

@@ -24,7 +24,7 @@
  | user | string  | Y |User ID|
  | extension1 | string | Y |Agent Id|
  | score | string | N |1.The updated score: If the score is less than zero, it indicates that the agent has given points to the player;    ，    2.if the score is greater than zero, it indicates that the agent has deducted points from the player.|
-  | traceid | String | Y | Unique identification code for each transaction |
+  | traceid | String | N | Unique identification code for each transaction |
 
 
  ## Example

transfer/zh/bet.md

@@ -25,7 +25,7 @@
  | user | String  | Y |用户 ID|
  | extension1 | String | Y |代理 ID|
  | score | String | N |更新的分数:分数小于零是代理赠送分数给玩家;分数大于零是代理从玩家身上收取分数|
- | traceid | String | Y | 每笔交易的唯一标识码 |
+ | traceid | String | N | 每笔交易的唯一标识码 |
  
  
  ## 示例