Then wait to see if the pair break the resistance line at 1.54520. If GBPUSD not break the line of resistance, we will have a strong Up Bullish trend. In this case, the pair will go up to the line of resistance. If the pair does not break the line of resistance at the price of 1.57189 the pair will move sideways for a while.
Your target should be looking at this chart. The first target I mentioned.
The most likely scenario:
1) Sell SHORT_ TP : 1.54520 2) Buy Long_ The first target ,TP@ 1.55075 Another target, TP@ 1.55500 Next target,TP@ 1.56500 Dead line, and our ultimate target is to price 1.57180