# description
A request submitted to a journey planning system specifying origin, destination, travel time, and preferences.

# properties.arrivalTime.description
Requested arrival time (alternative to departureTime)

# properties.modes.description
Permitted transport modes (e.g. BUS, RAIL, WALK)

# properties.numItineraries.description
Number of itinerary alternatives requested

# properties.textSearch.description
Free-text search query expressing what the traveler is looking for

# properties.filters.description
JSONPath filter criteria applied to the search results

# properties.spatial.description
Geographic constraints on the search area

# properties.provider.description
Identifier of a specific provider to search within