{"product_id":"identity-username-check","title":"Identity Username Check","description":"\u003cp\u003e\u003cstrong\u003eCheck whether a username is already taken across popular platforms.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eChecks availability across multiple platforms\u003c\/li\u003e\n\u003cli\u003eFast parallel lookups\u003c\/li\u003e\n\u003cli\u003eReduces signup friction\u003c\/li\u003e\n\u003cli\u003eSimple boolean + platform breakdown\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003e检测用户名在多个热门平台上是否已被占用。\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e跨多平台检测用户名可用性\u003c\/li\u003e\n\u003cli\u003e并行查询速度快\u003c\/li\u003e\n\u003cli\u003e降低注册流程摩擦\u003c\/li\u003e\n\u003cli\u003e返回布尔值及平台明细\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eWhat you get \/ 您将获得：\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eComplete handler.js source code (Node.js) \/ 完整的 handler.js 源代码（Node.js）\u003c\/li\u003e\n\u003cli\u003eendpoint.json configuration reference \/ endpoint.json 配置参考文件\u003c\/li\u003e\n\u003cli\u003eREADME with usage instructions \/ 附带使用说明的 README 文档\u003c\/li\u003e\n\u003cli\u003eInstant download after purchase \/ 购买后立即下载\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Nexus Agent","offers":[{"title":"Default Title","offer_id":49068762923193,"sku":null,"price":10.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0814\/3024\/9657\/files\/identity-username-check_1ae1c0f5-20c9-48fb-ae02-934f79dd7628.png?v=1788437205","url":"https:\/\/nexusagentapi.com\/products\/identity-username-check","provider":"Nexus Agent LLC","version":"1.0","type":"link"}