/// <summary>
/// Returns entity by id or null.
/// </summary>
/// <param name="entityId"></param>
/// <returns></returns>
private Entity GetTargetEntity(Region region, long entityId)
{
var isProp = (entityId >= MabiId.ClientProps && entityId < MabiId.AreaEvents);
var targetEntity = (isProp ? (Entity)region.GetProp(entityId) : (Entity)region.GetCreature(entityId));
return targetEntity;
}