Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQDmU/jdkSmGwfne2KeXkAtfTk5eimNcTbZvmxv49h9aiyC1bMl7Yfn1A1dY… (1,748 chars)"
  }
}