{
  "count_min": 4,
  "columns": ["data", "concessionaria", "n_eixos", "tipo_veiculo", "volume", "sentido"],
  "non_null_columns": ["data", "concessionaria", "volume"],
  "checks": {
    "all_volumes_positive": true,
    "tipo_cobranca_aggregated": true,
    "data_is_first_of_month": true,
    "sorted_by_data": true
  }
}
