我正在尝试弄清楚如何(使用gin)从api调用创建结构"icon":["https://api.figo.me/assets/images/accounts/postbank.png",{"48x48":"https://api.figo.me/assets/images/accounts/postbank_48.png","60x60":"https://api.figo.me/assets/images/accounts/postbank_60.png","72x72":"https://api.figo.me/assets/images/accounts/postbank_72.