In Java, you can load structures that are already in the game such as shipwreck and its variations. You can load those structures simply by using the MC directory:
minecraft:shipwreck/with_mast
minecraft:village/desert/houses/desert_fisher_1
Doing that on Bedrock results in nothing.
Thank you for your report!
We're tracking this issue in MCPE-100803, so this ticket is being resolved and linked as a duplicate.
That ticket has already been resolved as Invalid, which means this is not considered a bug. Please do not leave a comment on the linked ticket.
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