Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQHDrWqGe6lANDSRWh12f/ySfMwpz2FLECwH2oVO4ji32DIcu2A33JWvO+xk… (1,748 chars)"
  }
}