Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwD4iihOhVlCFYxGXrS2Uwgx7ZWCMy5VAOMUwp82sJ8aNSlkMZqo0T/OYVGc… (844 chars)"
  }
}