Represents a fixed time range for querying insights data (inclusive). New values may be added in the future.

| Enums ||
|---|---|
| `FIXED_TIME_RANGE_UNSPECIFIED` | Unspecified fixed time range. Defaults to FIXED_TIME_RANGE_FOUR_WEEKS. |
| `FIXED_TIME_RANGE_FOUR_HOURS` | Four hours. |
| `FIXED_TIME_RANGE_ONE_DAY` | One day. |
| `FIXED_TIME_RANGE_ONE_WEEK` | One week. |
| `FIXED_TIME_RANGE_FOUR_WEEKS` | Four weeks. |