{"conditional": true, "conditions": [{"when": {"operator": "OR", "conditions": [
    {"field": "paymentStatus", "operator": "IN", "value": ["online_completed", "offline_completed", "completed"]},
    {"field": "isFreeSeat", "operator": "EQUALS", "value": true}
  ]}, "then": {"stageStatus": "completed", "markStageComplete": true}}]}