Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQCZubjgOp6baXpWtc/9xZuVMIz64QS2gYIV8MuprjSWj24BHy/Q7c1BSBhf… (1,748 chars)"
  }
}