@timestamp_opt.setter
def timestamp_opt(self, timestamp_opt):
    'Sets the timestamp_opt of this AddListMembers1.\n\n        The date and time the subscribe confirmed their opt-in status in ISO 8601 format.  # noqa: E501\n\n        :param timestamp_opt: The timestamp_opt of this AddListMembers1.  # noqa: E501\n        :type: datetime\n        '
    self._timestamp_opt = timestamp_opt
Sets the timestamp_opt of this AddListMembers1.

The date and time the subscribe confirmed their opt-in status in ISO 8601 format.  # noqa: E501

:param timestamp_opt: The timestamp_opt of this AddListMembers1.  # noqa: E501
:type: datetime
@timestamp_opt.setter
def timestamp_opt(self, timestamp_opt):
    'Sets the timestamp_opt of this AddListMembers1.\n\n        The date and time the subscribe confirmed their opt-in status in ISO 8601 format.  # noqa: E501\n\n        :param timestamp_opt: The timestamp_opt of this AddListMembers1.  # noqa: E501\n        :type: datetime\n        '
    self._timestamp_opt = timestamp_opt