Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQGvH2EqgHQIbL2B28B0q3w/ViPU7idPv9cepzo1nmZkfVdaVSl6D2P2kxFc… (1,748 chars)"
  }
}