She sent me a friend request on Facebook. Is this a good sign or no sign?

I hit on a girl and got her number and 3 days later she sent me a friend request on Facebook.
Updates
+1 y
forgot to mention that before she added me we used to text but I was the one who initiated and she would stop responding after I used the words cute or beautiful or sweetie, yup
She sent me a friend request on Facebook. Is this a good sign or no sign?
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