Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQBc2BCNHzYuLiNRb1fe3jFRscu9IAJ2zSqDf2MN1H4fa3ack1PYaOZkNVsC… (1,748 chars)"
  }
}