If there is the means to send them back to the clients as one country within the API this will be implemented, otherwise, a new scheme will be adopted to denote which countries' vector tiles are available in batches and their addresses for using them.
Mexico and Chile are sectioned in areas to accommodate the large processing demands using the current ogr drivers. The Mexico tiles are available in North, Central and South: https://itos-humanitarian.s3.amazonaws.com/v1/VectorTile/COD_MEX/North/Admin1/{z}/{x}/{y}.pbf https://itos-humanitarian.s3.amazonaws.com/v1/VectorTile/COD_MEX/Central/Admin1/{z}/{x}/{y}.pbf https://itos-humanitarian.s3.amazonaws.com/v1/VectorTile/COD_MEX/South/Admin1/{z}/{x}/{y}.pbf
If there is the means to send them back to the clients as one country within the API this will be implemented, otherwise, a new scheme will be adopted to denote which countries' vector tiles are available in batches and their addresses for using them.