图片没有超出文档中的限制（1M、750px x 1334px） https://developers.weixin.qq.com/miniprogram/dev/api-backend/open-api/sec-check/security.imgSecCheck.html

但是实际会提示 invalid meida size rid: 608b4a36-218970b5-08ea295a

图片地址 http://interest-b2b.oss-cn-shenzhen.aliyuncs.com/purchase/20210425-9d9b333589ab4193b767cf9a16970176.jpg?x-oss-process=image/auto-orient,1/resize,m_lfit,w_700,h_1200/quality,q_90