目的：问题求解

问题描述：

第三方平台代旗下小程序配置业务域时，返回 "{"errcode":89021,"errmsg":"request domain is not open's webview domain! hint: [eylqeA06731513]"}

第三方平台已设置好业务域，且按文档要求在该业务域下配置了  校验文件。校验文件可访问。

按照文档要求，代旗下小程序配置业务域

http-outgoing-45 >> POST /wxa/setwebviewdomain?access_token=xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx HTTP/1.1

http-outgoing-45 >> Content-Length: 84

http-outgoing-45 >> Content-Type: text/plain; charset=UTF-8

http-outgoing-45 >> Host: api.weixin.qq.com

http-outgoing-45 >> Connection: Keep-Alive

http-outgoing-45 >> User-Agent: Apache-HttpClient/4.4.1 (Java/1.8.0_131)

http-outgoing-45 >> Accept-Encoding: gzip,deflate

http-outgoing-45 >> "POST /wxa/setwebviewdomain?access_token=xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx HTTP/1.1[\r][
]"

http-outgoing-45 >> "Content-Length: 84[\r][
]"

http-outgoing-45 >> "Content-Type: text/plain; charset=UTF-8[\r][
]"

http-outgoing-45 >> "Host: api.weixin.qq.com[\r][
]"

http-outgoing-45 >> "Connection: Keep-Alive[\r][
]"

http-outgoing-45 >> "User-Agent: Apache-HttpClient/4.4.1 (Java/1.8.0_131)[\r][
]"

http-outgoing-45 >> "Accept-Encoding: gzip,deflate[\r][
]"

http-outgoing-45 >> "[\r][
]"

http-outgoing-45 >> "{"action":"set","webviewdomain":["https://www.xxxxxx.com","https://www.xxxxxx.com"]}"

http-outgoing-45 << "HTTP/1.1 200 OK[\r][
]"

http-outgoing-45 << "Connection: keep-alive[\r][
]"

http-outgoing-45 << "Content-Type: application/json; charset=UTF-8[\r][
]"

http-outgoing-45 << "Content-Length: 96[\r][
]"

http-outgoing-45 << "[\r][
]"

http-outgoing-45 << "{"errcode":89021,"errmsg":"request domain is not open's webview domain! hint: [eylqeA06731513]"}"

http-outgoing-45 << HTTP/1.1 200 OK

http-outgoing-45 << Connection: keep