Hey I just received a similar message from the same number too, 559 426 5979. The message says: "hey sexy, what are you doing this weekend? Text me PLEASE! :p"
I got a text from 999 999 9999 saying "FaceBookUser42201521 Subj: FaceBook2TXT App Vers. 4.20
Thu, 04 Dec 2014 23:17:56 -0700
Text me real quick! :p
My Cell is: 5594265979"