AI-generated Key Takeaways
- 
          The DateTimeRange object represents a range of dates and times with optional upper and lower bounds. 
- 
          The startDateTimefield defines the lower bound of the range, which is optional and can be omitted ifendDateTimeis specified.
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          The endDateTimefield defines the upper bound of the range, which is also optional and can be omitted ifstartDateTimeis specified.
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          The DateTimeRange object is used in several services including AdRuleService, ForecastService, and LineItemService. 
Represents a range of dates (combined with time of day) that has an upper and/or lower bound.
- Namespace
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               https://www.google.com/apis/ads/publisher/v202505
| Field | |
|---|---|
| 
                            | The start date time of this range. This field is optional and if it is not set then there is no
                lower bound on the date time range. If this field is not set then  | 
| 
                            | The end date time of this range. This field is optional and if it is not set then there is no
                upper bound on the date time range. If this field is not set then  |