Of course if you are looking for ladyboys then it isn’t really getting tricked.
In Cambodia there were some much prettier ladyboys that were much sneakier.
In Sihanoukville some of the sexiest girls on the beach were ladyboys and I didn’t even realize it until I had been there for a month.
It is very rare to see a crossdresser in the western world yet in Asia a day doesn’t go by where you aren’t likely to see one. Whereas Asian ladyboys take hormones from a very young age.
Usually it is quite easy to know they are a ladyboy in person, from the voice and demeanour, but from time to time they might trick you. Online dating is a completely different matter and you will get tricked all the time.
Sites have filters to search for only ladyboys or exclude them from search.