{
	"bsonType": "object",
	"required": ["user_id"],
	"properties": {
		"_id": {
			"description": "ID，系统自动生成"
		},
		"user_id": {
			"bsonType": "string",
			"description": "用户id，参考uni-id-users表"
		},
		"ua": {
			"bsonType": "string",
			"description": "userAgent"
		},
		"device_uuid": {
			"bsonType": "string",
			"description": "设备唯一标识(需要加密存储)"
		},
		"type": {
			"bsonType": "string",
			"enum": ["login", "logout"],
			"description": "登录类型"
		},
		"state": {
			"bsonType": "int",
			"description": "结果：0 失败、1 成功"
		},
		"ip": {
			"bsonType": "string",
			"description": "ip地址"
		},
		"create_date": {
			"bsonType": "timestamp",
			"description": "创建时间",
			"forceDefaultValue": {
				"$env": "now"
			}
		}
	}
}