{
	"bsonType": "object",
	"permission": {
		"create": false,
		"delete": false,
		"read": true,
		"update": false
	},
	"properties": {
		"_id": {
			"description": "ID，系统自动生成"
		},
		"content": {
			"bsonType": "string",
			"description": "搜索内容"
		},
		"count": {
			"bsonType": "long",
			"description": "搜索次数"
		},
		"create_date": {
			"bsonType": "timestamp",
			"description": "统计时间"
		}
	},
	"required": ["content", "count"]
}