playing futu without knowing the funring fee will result in this. currently down 2,000% the seller will incur very high fees

$BERA wtf is going on? i had position in futures and I won 9 dollers but in the end my 68 dollers reduced to 61 dollers??
why Binance deduct 16.68 dollers for funding fee??
its mean if lost , i loose and if I won even then i loose.

anyone plz guide