Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQAoeN/3nw0bDpcR1+ubfE/HAkD3AFvk7Hq9k5TKc1MyhnJEjZqtrNYqngLY… (1,748 chars)"
  }
}