http://whoots.mapwarper.net/tms/{zoom}/{x}/{y}/870/http://maps.nypl.org/warper/layers/wms/870
http://whoots.mapwarper.net/tms/{zoom}/{x}/{y}/Catastro/http://ovc.catastro.meh.es/Cartografia/WMS/ServidorWMS.aspx
http://ovc.catastro.meh.es/Cartografia/WMS/ServidorWMS.aspx?FORMAT=image/jpeg&VERSION=1.1.1&SERVICE=WMS&REQUEST=GetMap&Layers=Catastro&STYLES=&SRS={proj}&WIDTH={width}&HEIGHT={height}&BBOX={bbox}