Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQBm3EoaGmoFMe5vFCbz+gSzTfp3sQww4ewDW5X4CeMSoE1u2SxPVTr9sLXr… (1,748 chars)"
  }
}