Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQCfUDsW2Uk3SvoahSyt3HgaQr4JR/Qk9jCZ9S8z2HwqrEzMtR4ttvWaAn5q… (1,748 chars)"
  }
}