📝 [步骤5-HTTP] 创建账号（Robert Thomas, 2006-09-16） 
状态码: 400 
❌ 失败: { 
“error”: { 
“message”: “Sorry, we cannot create your account with the given information.”, 
“type”: “invalid_request_error”, 
“param”: null, 
“code”: “registration_disallowed” 
}