{
  "xrai_mapping_version": "1.2",
  "id": "livekit-datachannel-v1",
  "rfc": "0009",
  "source": {
    "kind": "livekit-datachannel",
    "producer_hint": "Portals shared-hologram conf (LiveKit Cloud / self-hosted)",
    "transport": "WebRTC DataChannel · reliable + unreliable lanes"
  },
  "ontology": "xrai://ontology/v1",
  "rules": [
    {
      "match": { "topic": "xrai/sse" },
      "emit": {
        "_note": "Pass-through: payload IS already SSE deltas. Mapping resolves entity_path + ontology aliases only.",
        "entity_path": "{payload.entity_path}",
        "archetype": "{payload.archetype}",
        "components": { "*": { "from": "payload.components.*", "as": "passthrough_resolve_alias" } },
        "timeline": {
          "log_time": { "from": "lk_publish_ts", "as": "ns" },
          "lk_seq": { "from": "sequence_number", "as": "int64" }
        }
      }
    },
    {
      "match": { "topic": "xrai/hologram", "codec": "HueDepth" },
      "emit": {
        "entity_path": "/conf/{participant_id}/hologram",
        "archetype": "Hologram",
        "components": {
          "hologram_feed": { "from": "{track_url, codec}", "as": "dict_passthrough" },
          "pose_6dof": { "from": "pose", "as": "passthrough" },
          "rgb_image": { "from": "color_track_uri", "as": "uri_passthrough" },
          "depth_image": { "from": "depth_track_uri", "as": "uri_passthrough" }
        }
      }
    },
    {
      "match": { "topic": "xrai/agent" },
      "emit": {
        "entity_path": "/agent/{actor_id}/trace/{event_id}",
        "archetype": "AgentTrace",
        "components": {
          "actor": { "from": "actor", "as": "uri_passthrough" },
          "tool_call": { "from": "tool_call", "as": "passthrough" },
          "tool_result": { "from": "tool_result", "as": "passthrough" },
          "thought": { "from": "thought", "as": "string_passthrough" }
        }
      }
    },
    {
      "match": { "topic": "xrai/cursor" },
      "emit": {
        "entity_path": "/conf/{participant_id}/cursor",
        "archetype": "Primitive",
        "components": {
          "transform": { "from": "pose", "as": "passthrough" },
          "label": { "from": "name", "as": "string_passthrough" }
        }
      }
    }
  ],
  "transforms_used": [
    "passthrough",
    "passthrough_resolve_alias",
    "uri_passthrough",
    "string_passthrough",
    "dict_passthrough",
    "ns",
    "int64"
  ],
  "reversible": true,
  "trust": "T1-battle-tested",
  "_note": "LiveKit DataChannel topics carry SSE deltas + hologram feeds + agent traces. Used by xra1.com/conf/ + spec 010 multiplayer-normcore. Reversible — XRAI scenes can be authored locally and published back to LiveKit."
}