I believe that presumes it's a traditional phonetic alphabet. I'm not a linguist by any measure, but the inventiveness I have seen in human languages gives me hope here.
But let's assume this is an elaborate hoax by a masterful con-artist. Are you really claiming that someone spent so long crafting such a forgery, with nothing before or after - like some black dahlia of literature?
> Statistical analysis of the text reveals patterns similar to those of natural languages. For instance, the word entropy (about 10 bits per word) is similar to that of English or Latin texts.