{
  "mutation_id": "AWR008-M1",
  "axis": "VIRTUAL_CAST",
  "changes": {
    "character_count": 18,
    "identity_rights_owner": "",
    "production_owner": "",
    "rights_status": "MISSING"
  },
  "prompt": "Add more characters without adding a rights/production owner; recompute the affected axis."
}