CatStation/Content.Server/NPC/Components/NPCComponent.cs

using Content.Shared.NPC;

namespace Content.Server.NPC.Components
{
    public abstract class NPCComponent : SharedNPCComponent
    {
        /// <summary>
        /// Contains all of the world data for a particular NPC in terms of how it sees the world.
        /// </summary>
        [DataField("blackboard", customTypeSerializer: typeof(NPCBlackboardSerializer))]
        public NPCBlackboard Blackboard = new();
    }
}