def __init__(self):
    '\n        :param TotalCount: 符合查询条件的实例总数\n        :type TotalCount: int\n        :param InstanceDetails: 实例详细信息\n        :type InstanceDetails: list of MongoDBInstanceDetail\n        :param RequestId: 唯一请求 ID，每次请求都会返回。定位问题时需要提供该次请求的 RequestId。\n        :type RequestId: str\n        '
    self.TotalCount = None
    self.InstanceDetails = None
    self.RequestId = None
:param TotalCount: 符合查询条件的实例总数
:type TotalCount: int
:param InstanceDetails: 实例详细信息
:type InstanceDetails: list of MongoDBInstanceDetail
:param RequestId: 唯一请求 ID，每次请求都会返回。定位问题时需要提供该次请求的 RequestId。
:type RequestId: str
def __init__(self):
    '\n        :param TotalCount: 符合查询条件的实例总数\n        :type TotalCount: int\n        :param InstanceDetails: 实例详细信息\n        :type InstanceDetails: list of MongoDBInstanceDetail\n        :param RequestId: 唯一请求 ID，每次请求都会返回。定位问题时需要提供该次请求的 RequestId。\n        :type RequestId: str\n        '
    self.TotalCount = None
    self.InstanceDetails = None
    self.RequestId = None