Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQDisz3RbHUX8NRDH9S7+ym3GsAR1EcJ9ffxey99oPrU/zNGENLsiXfLKTiJ… (1,748 chars)"
  }
}