Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQCcjLSLeUmfcBrfcCO7bik5lGcCOZbu/Uv/6IE+YydIZ0xwQEYnU9JqXGPF… (1,748 chars)"
  }
}