Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwBo4n9L9wcX0CeXTeq6VbpFNWbL8Pg3B3JmdR7r1aEWIgjr4B0H6XoBc9n6… (844 chars)"
  }
}