{
  "id": "73-on-73",
  "name": "73 on 73",
  "description": "Confirm 73 unique QSO partners on satellite AO-73",
  "caption": "Contact and confirm 73 different stations (unique callsigns) via the AO-73 satellite. Each unique callsign confirmed via LoTW counts toward the total of 73.",
  "category": "satellite",
  "rules": {
    "type": "entity",
    "entityType": "callsign",
    "target": 73,
    "displayField": "callsign",
    "filters": {
      "operator": "AND",
      "filters": [
        {
          "field": "satName",
          "operator": "eq",
          "value": "AO-73"
        }
      ]
    }
  }
}