# description
A single uninterrupted segment of a journey made using one transport mode or service between two consecutive locations.

# properties.startTime.description
Scheduled or actual start time of the leg

# properties.headsign.description
Destination sign text displayed on the vehicle

# properties.routeRef.description
Reference to the route served on this leg

# properties.agent.description
The entity responsible for performing the fulfillment

# properties.participants.description
Participants entitled to receive this fulfillment