{
  "processors": [
    {
      "rename": {
        "field": "message2.kismet_device_base_macaddr",
        "target_field": "client.mac"
      }
    },
    {
      "rename": {
        "field": "message2.dot11_device.dot11_device_last_bssid",
        "target_field": "network.wireless.bssid"
      }
    }
  ]
}