18    private function __construct(){
 
   22    public const JUMP = 1;
 
   23    public const HURT_ANIMATION = 2;
 
   24    public const DEATH_ANIMATION = 3;
 
   25    public const ARM_SWING = 4;
 
   26    public const STOP_ATTACK = 5;
 
   27    public const TAME_FAIL = 6;
 
   28    public const TAME_SUCCESS = 7;
 
   29    public const SHAKE_WET = 8;
 
   30    public const USE_ITEM = 9;
 
   31    public const EAT_GRASS_ANIMATION = 10;
 
   32    public const FISH_HOOK_BUBBLE = 11;
 
   33    public const FISH_HOOK_POSITION = 12;
 
   34    public const FISH_HOOK_HOOK = 13;
 
   35    public const FISH_HOOK_TEASE = 14;
 
   36    public const SQUID_INK_CLOUD = 15;
 
   37    public const ZOMBIE_VILLAGER_CURE = 16;
 
   38    public const PLAY_AMBIENT_SOUND = 17;
 
   39    public const RESPAWN = 18;
 
   40    public const IRON_GOLEM_OFFER_FLOWER = 19;
 
   41    public const IRON_GOLEM_WITHDRAW_FLOWER = 20;
 
   42    public const LOVE_PARTICLES = 21; 
 
   43    public const VILLAGER_ANGRY = 22;
 
   44    public const VILLAGER_HAPPY = 23;
 
   45    public const WITCH_SPELL_PARTICLES = 24;
 
   46    public const FIREWORK_PARTICLES = 25;
 
   47    public const IN_LOVE_PARTICLES = 26;
 
   48    public const SILVERFISH_SPAWN_ANIMATION = 27;
 
   49    public const GUARDIAN_ATTACK = 28;
 
   50    public const WITCH_DRINK_POTION = 29;
 
   51    public const WITCH_THROW_POTION = 30;
 
   52    public const MINECART_TNT_PRIME_FUSE = 31;
 
   53    public const CREEPER_PRIME_FUSE = 32;
 
   54    public const AIR_SUPPLY_EXPIRED = 33;
 
   55    public const PLAYER_ADD_XP_LEVELS = 34;
 
   56    public const ELDER_GUARDIAN_CURSE = 35;
 
   57    public const AGENT_ARM_SWING = 36;
 
   58    public const ENDER_DRAGON_DEATH = 37;
 
   59    public const DUST_PARTICLES = 38; 
 
   60    public const ARROW_SHAKE = 39;
 
   62    public const EATING_ITEM = 57;
 
   64    public const BABY_ANIMAL_FEED = 60; 
 
   65    public const DEATH_SMOKE_CLOUD = 61;
 
   66    public const COMPLETE_TRADE = 62;
 
   67    public const REMOVE_LEASH = 63; 
 
   68    public const CARAVAN_UPDATED = 64;
 
   69    public const CONSUME_TOTEM = 65;
 
   70    public const DEPRECATED_UPDATE_STRUCTURE_FEATURE = 66; 
 
   71    public const ENTITY_SPAWN = 67; 
 
   72    public const DRAGON_PUKE = 68; 
 
   73    public const ITEM_ENTITY_MERGE = 69;
 
   74    public const START_SWIM = 70;
 
   75    public const BALLOON_POP = 71;
 
   76    public const TREASURE_HUNT = 72;
 
   77    public const AGENT_SUMMON = 73;
 
   78    public const CHARGED_ITEM = 74;
 
   79    public const FALL = 75;
 
   80    public const GROW_UP = 76;
 
   81    public const VIBRATION_DETECTED = 77;
 
   82    public const DRINK_MILK = 78;