You start with the profile, with its photos, hours and services posted, and carry on by WhatsApp straight to her, with no middlemen. In the first message it's best to put everything in: which day suits you, in which slot and how long you have in mind. With that, the reply comes back with enough information to decide whether the trip is worth it.
Some host at home and some prefer to travel: going out to your address or to a hotel in more urban areas is a real alternative and one used quite a lot when the person searching is coming from far away. Ask which of the two she handles before moving on to the rest of the details, because it changes the whole plan.
The offering runs from short meetings to dates lasting several hours, with massage and with close-treatment options, of the style advertised as GFE. Because of the distance, the usual thing is to organize something in advance rather than a lightning visit. What's published is what gets agreed, with no surprises on either side.
There's a point in its favor that rarely gets mentioned: the area sits on the way out to the interior of the country, so for anyone travelling by road it's on the route, with no need to enter Montevideo or cross the city traffic. In those cases, arranging something here is considerably more practical than doing it in a central neighborhood.