### Steps to reproduce 1. Open mail app 2. Open a mailbox that is not cached 3. See the network tab on console ### Expected behavior It should perform a single fetch and caching the result ### Actual behavior Opening a mailbox that isn't cached causes an endless burst of requests ### Mail app version _No response_ ### Nextcloud version _No response_ ### Mailserver or service _No response_ ### Operating system _No response_ ### PHP engine version None ### Nextcloud memory caching _No response_ ### Web server None ### Database None ### Additional info The logic should be to start an initial sync of the mailbox when we run into this error 