Flip a text display

Hi, I need to rotate this text display so it faces north instead of south. summon text_display -3 -55.00 14 {transformation:{left_rotation:[0f,0f,0f,1f],right_rotation:[0f,0f,0f,1f],translation:[0f,0f,0f],scale:[1f,1f,1f]},text:'"Player Event"'}