{
  "exceptions": {
    "component_not_loaded": {
      "message": "Radio Frequency component not loaded"
    },
    "entity_not_found": {
      "message": "Radio Frequency entity `{entity_id}` not found"
    },
    "no_transmitters": {
      "message": "No Radio Frequency transmitters available"
    },
    "unsupported_frequency": {
      "message": "Radio Frequency entity `{entity_id}` does not support frequency {frequency} Hz"
    },
    "unsupported_modulation": {
      "message": "Radio Frequency entity `{entity_id}` does not support modulation {modulation}"
    }
  }
}