Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQC7FNxpqGEIEozyY8vVf/hBN1PFc0fyjQjb2+9mgRckVglm7pqNk8+1pJym… (1,748 chars)"
  }
}