Hi. I've got a entity in HA called 'button.konnected_full_arm'. When I press this button it seems to update the entity to the current date and time in HA. Whats the best way in NR to detect the button has been pressed? I think I've figured it out using a state node but I have no idea how to use a wait until the button is pressed node? because the wait node forces you to put a value