Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQHst2cgmERG474iSw1T2Fsw3i6it/EXi0Eg3vReWEuJVG7r9PDmL+hPq5bS… (1,748 chars)"
  }
}