[API调用-会员/营销] 接口给手机号发劵，为什么到匿名用户

接口: https://doc.youzanyun.com/detail/API/0/979
入参:
{
  "activity_id": 32504161,
  "mobile": "152****0680"
}


接口返回成功:
{"trace_id":"yz7-0a350a43-1753070906795-581466","code":200,"data":{"voucher_identity":{"coupon_id":27817015867,"coupon_type":0},"send_source":"baymax","valid_start_time":1753027200000,"send_kdt_id":119628841,"verify_code":"ZAN9650116071836","sent_at":1753070907000,"kdt_id":119628841,"preferential_mode":1,"activity_id":32504161,"code_value":"","valid_end_time":1755619199000,"value":10880,"status":1},"success":true,"message":"successful"}


发到了匿名用户上，实际用手机号能查到账号信息的，是什么原因导致的? 怎么优化？

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