In Minecraft pocket edition there is a bug that will not show the market place nor the items that you bought from the store likes clothing items.

Thank you for your report!
We're actually already tracking this issue at MCPE-102994, so I will resolve and link this ticket as a duplicate.

If you would like to add a vote and any extra information to the main ticket it would be appreciated.

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For those affected by this bug, could you please mention which device you are using in the main bug ticket at MCPE-102994.

(Specific device and OS version, if possible please.)