Did ido anything that bad?

Ok i played a prank on ths guy very mean one and when i came clean and told him i was 14 he said that he was gonna put me on dateline i delete the thing i did it on he doesnt know myy last name can dateline find me im gonna scaredi told him iwas 23 and in love with him but im not for 2years and i felt bad so i told him how old i was