// Get the hologram provider
HologramProvider <Location > provider = JavaPlugin. getPlugin (UniHologramPlugin. class ). getProvider ( ) ;

// Create & Initialize the hologram
Hologram <Location > hologram = provider. createHologram ( "test", location ) ;
hologram. init ( ) ; // Important

// Hologram methods
hologram. addLine ( new TextHologramLine ( "This is a fancy line" ) ) ;
hologram. setLine ( new TextHologramLine ( "This is another line" ) ) ;
hologram. insertLine ( 0, new ItemHologramLine ( new ItemStack (Material. STONE ) ) ) ;
hologram. removeLine ( 1 ) ;
hologram. setLines ( Arrays. asList (
  new ItemHologramLine ( new ItemStack (Material. STONE ) ),
  new TextHologramLine ( "&f&lThis is a mysterious stone" ),
  new TextHologramLine ( "&c&lYou cannot touch it" )
) ) ;

// Visibility methods
if (hologram instanceof PlayerVisibility ) {
  PlayerVisibility visibility = (PlayerVisibility ) hologram ;
  visibility. hideAll ( ) ;
  visibility. showAll ( ) ;
  visibility. hideTo (player ) ;
  visibility. showTo (player ) ;
  if (visibility. isVisible (player ) ) System. out. println ( "He can see the hologram" ) ;
}

// Clear/Delete the hologram
hologram. clear ( ) ;