type – must be ‘trip’ or ‘expense’, required.

startDate – Format ‘yyyy-mm-dd’, e.g. ‘2015-01-31’ means midnight Jan 31, 2015 at your local timezone. Inclusive.

endDate – Format ‘yyyy-mm-dd’, e.g. ‘2015-12-31’. Inclusive.

userEmail – Email address of a particular user to search for.

activity – Trip activity, e.g. ‘Business’.

status – Approval status. Valid options are: ‘U’ – not submitted, ‘S’ – submitted, ‘A’ – approved, ‘R’ – rejected, ‘P’ – pay scheduled.