Why am I getting random push notifications from Venmo? I got a Samsung Galaxy S8 not too long ago, and I can't seem to stop push notifications about random Facebook friends making transactions.

First, I am logged in, so it's not the random-public-transactions feed. These are all people I am connected to on Facebook.

These are my settings:

 
Screenshots (click images for larger variants)

As you can see, I've turned off all push notifications and social networks. Why am I still getting notifications?
When the notification appears up top, swipe the menu down and hold your thumb on the notification for a second or so. There should be 3 options that appear, one being "block notifications."