You should then be able to restore purchases from the bottom of the Minecraft Marketplace. If you're still having difficulty, try signing out, restart your device, then sign back in and try again. ^RS
I'm sorry to hear. Refunds can only be processed from the store where they were purchased. For information about the Minecraft Marketplace please visit support.xbox.com/en-US/games… ^RS
We apologize for any difficulty you may be experiencing downloading Minecraft Earth. There has been a bug logged for this issue at this time. For more information please visit bugs.mojang.com/browse/MCE-4…. We appreciate your patience and understanding! ^RS
We're sorry for the inconvenience. If you don't see a new code in a few days, please send us an email at help.minecraft.net/hc/en-us/… and we will assist. ^RS
I'm sorry to hear you're having trouble. Try powering off the Switch, then turn it back on. If you think you've found a bug, please visit bugs.mojang.com/secure/Dashb… and report it so that the developers can see. ^RS
If you've already submitted a support request, we will try to reply as soon as possible. In the meantime, If you're not receiving system emails, please check this page for more information: help.minecraft.net/hc/en-us/…. Thanks for your patience. ^RS