Nikita Studio review for Shop

hallo my shop channel is not working anymore, because of chargeback first of all that chargeack was not my problem because sopify said its low fraudulant order and did not notified me, secondly the shop channel is my main orders generator meaning i have 100% of my orders from shop and you suddenly yestarday without notifing me deleted me from shop channel meaning you ruined my whole business, what should i do, then return all my money!!!