Buy above 0.7838. Stop loss at 0.7805. Take profit at 0.7894.
Reason for the trading strategy (technically):
Price has made a exit of long term descending resistance-turned-support and we look to buy above major support at 0.7838 ( , Horizontal overlap support, exit) for a push up to at least 0.7894 resistance ( , , horizontal overlap resistance).
(55) has made a similar exit signalling that a change in momentum from to is happening.