ModItemEntity Class

public class ModItemEntity extends ProjectileItemEntity {

    private ItemStack currentItem = new ItemStack(getDefaultItem(), 1);
    private int tickCount = 0;
    private boolean tickCheck = true;

    public ModItemEntity(EntityType<? extends ModItemEntity> type, World worldIn) {
        super(type, worldIn);
    }

    public ModItemEntity(LivingEntity livingEntityIn, World worldIn, ItemStack stack) {
        super(ModEntities.MOD_ITEM, livingEntityIn, worldIn);
        this.currentItem = stack;
        this.setItem(stack);
    }

    @Override
    protected Item getDefaultItem() { return ModItems.MOD_ITEM; }

    private void updateTag(int offset) {
        ModItem.setTag(this.currentItem, ModItem.LAYER_KEY, offset);
    }

    @Override
    public IPacket<?> createSpawnPacket() {
        return NetworkHooks.getEntitySpawningPacket(this);
    }

    @Override
    public void tick() {
        if (this.tickCheck) {
            if (this.tickCount == 5) {
                this.setVelocity(0, 0, 0);
                this.velocityChanged = true;
                this.setNoGravity(true);
            } else if (this.tickCount == 20) {
                updateTag(8);
            } else if (this.tickCount == 40) {
                updateTag(-8);
                this.tickCheck = false;
            }
            this.tickCount++;
        }
        super.tick();
    }
}