What does Apple Pay share with people I send money to?

If I want to use Apple Pay for something on Craigslist for example, does the guy I'm buying from get anything but my phone number? I get that if I rip him off and he goes to Apple with a lawyer they'll likely cave, but I mean in general does it say "John Doe sent you $20" or does it say "phone number sent you $20"?

I did a swap with a friend and I'm just able to see his …

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