Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwAWMfzmgx3JTVa4cSOeXxhJtXFJnPZ3fc4LbXQ/YGK4VUr4NHdV1dhgYBu8… (844 chars)"
  }
}