@Subscribe
public void blockRightClicked(PlayerInteractBlockEvent event) {
    if(event.getInteractionType() != EntityInteractionTypes.USE) return;

    BlockType blockType = event.getBlock().getBlockType();

    if(blockType == BlockTypes.STANDING_SIGN || blockType == BlockTypes.WALL_SIGN) {

        SignData signData = event.getBlock().getData(SignData.class)
            .or(blockType.getDefaultState().getManipulator(SignData.class)).get();

        signData.setLine(1, Texts.of("Hello World"));
        event.getBlock().offer(signData);
    }
}