just sad and heartbroken

actually i deactivated my insta account and apparently there is this new update where u click on the deactivated account thingy and all the chats are gone… so my bf deactivated his and asked me to click on that notify too now both of our chats are gone and iam sooo saddd and heartbroken he knew chats would get deleted and still asked me to click on it and now and idk iam really upset and dont know how to get those memories and sweet pictures back