I got sent the same thing by some friends on Sunday saying "tomorrow at 9am" they'd do the same thing
Just seen similar on facebook. The army were going to take to the streets person posting it had been told separately by friends who are a soldier and a police officer and that this lock down and martial law would begin on thursday and nobody would be allowed to leave their homes . Amongst the replies people claiming they'd seen 30 tanks driving into central london overnight, surprisingly the 2 or 3 people posting that had failed to get photographic evidence