Get approval request
Get an approval request by approval request ID.
### Expanding approval response
LaunchDarkly supports the `expand` query param to include additional fields in the response, with the following fields:
- `environments` includes the environments the approval request relates to
- `flag` includes the flag the approval request belongs to
- `project` includes the project the approval request belongs to
- `resource` includes details on the resource (flag or segment) the approval request relates to
For example, `expand=project,flag` includes the `project` and `flag` fields in the response.