SYSTEMS AND METHODS FOR MANAGING VEHICLES

Methods, systems, and apparatus, including computer programs encoded on a computer storage medium, for tracking or managing vehicles. One method includes receiving a first message on a first channel of a plurality of channels. The first channel may be associated with a vehicle that is traveling on a route. The first message may include a request to prioritize a first geographical location of the route. The method also includes determining whether the first geographical location can be prioritized. The method further includes publishing a second message to a second channel of the plurality of channels in response to determining that the first geographical location can be prioritized. The vehicle may be a subscriber to the second channel. The second message may indicate an updated route for the vehicle where the first geographical location is prioritized.