Trying to add this WMTS layer. It worked before and now it gives me the same error
The WMTS service, https://maps.georeferencer.com/georeferences/a1154809-bc6c-54bf-848a-6bb6e6b05949/2017-03-23T01:10:0..., can't be added to the map. It's either not available or you have entered an invalid URL for the type of layer you want to reference.
this is the layer: