Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQDNsZHEea5vzkuIp/vvFc0xIa3XVEnqveVKTGYL5r75WSBLvG5/l8REHf9g… (1,748 chars)"
  }
}