# description
A real-time data delivery providing current positions and operational states of a set of vehicles.

# properties.vehicleActivities.description
List of vehicle activity records in this delivery

# properties.validUntil.description
Time until which this delivery data is valid

# properties.id.description
Unique identifier for the tracking record

# properties.url.description
URL endpoint for real-time tracking information

# properties.validity.description
Validity period for this tracking record