The timestamp of Trump's first tweet back was 21:38:08 (09:38:08pm EST)

Q never posted on this timestamp & Trump never tweeted on this timestamp. Trump did however tweet twice at 9:38:08 AM twice… his 3rd tweet ever, and his 13,278th tweet (according to my spreadsheet).

https://twitter.com/realdonaldtrump/status/1737479987

https://twitter.com/realdonaldtrump/status/439046800474120192