Thanks for the input everybody. You are all right. Sticking to my boundary of text only communication. And without a doubt there was some sort of ulterior motive. She never tried to contact me after that, so whatever it was apparently was not too important...
Me: 38 W:31 Kids: S16(mine from previous R), D10, S9, S4 M: 10 years T:12 years BD:Jan 3, 2018 W moved out: Apr 13,2018 Filed for D: Jun 2018 D final: Sep 2019