I logged into my Minecraft Microsoft account and I went to the worlds tab and found out that all my worlds were gone, deleted 😭, all my hard work, all the hours put into those houses 😭

I logged into my Minecraft Microsoft account and I went to the worlds tab and found out that all my worlds were gone, deleted 😭, all my hard work, all the hours put into those houses 😭, please help me get my worlds back 🥺