Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQAG1vuEN8Mvn9E9BcLsfBEzLS0XU9kN6/b53/0HL/7rzg75MZuTzGMSdP4M… (1,748 chars)"
  }
}