{
  "dataset": "flywire_v783",
  "group": "CM019",
  "neuron": null,
  "members": 132,
  "unique_physical_contacts": 56983,
  "input_contacts": 19409,
  "output_contacts": 44550,
  "internal_contacts": 6976,
  "external_partner_geometry": "not included; selected KC geometries plus incident partners/annotations",
  "functional_validation": "NOT_ESTABLISHED_BY_STRUCTURE_EXPORT",
  "coordinate_contract": "See original bundle COORDINATES.json; preserve native coordinates"
}