Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwGOUUyZ+NXX7N0bwBqaVVWq7LP4ktlN2dsiUQWqag8Xd0wNe1JWIbcVvh2o… (844 chars)"
  }
}