通过 image 指定图片地址。为保证图片高清且不被拉伸，请设置 width 和 height, 并上传至少两倍的宽高的 logo 图片地址。
Specify the image address via 'image'. To ensure that the image is high definition and not stretched, set the width and height, and upload at least twice the width and height of the logo image address.