Should I send a selfie or still make her ask nicely?

We've been texting on Hinge and I said "looking nice and fit for our date", to which she asked me for a selfie. I told her to ask nicely, to which she gave me her phone #. I texted her " from Hinge ;)", to which she said "where is my selfie".
Should I send her a selfie or still make her ask nicely?