{
  "npcs": [
    {
      "id": "npc:sha256:35ba5f679aee69e07ae3bd65c44278f29539d5dc9bb5225db1c0060555b23221",
      "name": "Mira Thorn",
      "source_refs": [{"source_id": "session-alpha", "start_unit_id": 1, "end_unit_id": 2}]
    }
  ]
}