Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwGkXImASYmb9aVTFP8qEXwgIAT/07bYdsEYKWToNmSIgBGtmzRD1V6KRVfS… (844 chars)"
  }
}