header {
  gtfs_realtime_version: "2.0"
  incrementality: FULL_DATASET
  timestamp: 1634437741
}
entity {
  id: "1643"
  alert {
    active_period {
      start: 1602140400
    }
    informed_entity {
      route_id: "355"
    }
    informed_entity {
      route_id: "356"
    }
    informed_entity {
      route_id: "357"
    }
    informed_entity {
      route_id: "6820"
    }
    cause: MEDICAL_EMERGENCY
    effect: UNKNOWN_EFFECT
    url {
      translation {
        text: "http://banning.ca.us/659/July---Covid-19"
        language: "en"
      }
    }
    header_text {
      translation {
        text: "Masks Required"
        language: "en"
      }
    }
    description_text {
      translation {
        text: "Face coverings are required on board all public transit in the state of California."
        language: "en"
      }
    }
  }
}