Returns a list of the top locations.

Returns a list of the top locations, in a period of time, based on which of them has been most visited by the company/group's trackers.
It's necessary to add the parameter company_oid or group_oid, if they aren't added in the parameters, it will be used the company_oid of the current user, if this user doesn't belong to any company, the endpoint can't be used.
A location is an item defined by latitude and longitude which refers to a point on the map. In this case, to calculate the top locations, pairs of two points in the map are taken, clustered and we take the centroid of this clusters as the location.