The evaluation of LGBTQ+ portrayal for the film '{玉楼三凤}' could not be performed as no film content, plot details, or character information were supplied. Therefore, no assessment of LGBTQ+ themes or characters is possible.

No plot details or character information are available for the film {玉楼三凤} (movie, 1968). Consequently, it is not possible to assess the presence or portrayal of transsexual characters or themes within the narrative.

The movie does not contain any action or adventure elements.

Without information regarding source material, prior adaptations, or historical context for "The Three Heroines of the Jade Tower," it is not possible to determine if any character's gender deviates from an established canon. Therefore, no gender swap can be identified.

The film is a 1968 Hong Kong Cantonese opera production. Characters in traditional Cantonese opera are inherently East Asian, and the cast would have been entirely East Asian, consistent with the source material and historical context. There is no indication of any character being established as a different race and then portrayed as East Asian, or vice-versa.