I received my first payment and was charged $61.88. What is that??
Was the payment in the vicinity of $1750 +/-? That would be the merchant service fee. You agree to it and is no different than if you independently contracted with VISA/MC/Discover although rates can vary.
Thank you for the question! @john-pero is correct. When you process a credit card transaction, there is a processing fee associated with that transaction. The processing rates for QuickBooks Online are posted on the Payments page; here it is for your reference: