Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwGJWW1u7ESOg9dJI/fEaQaqbiBwZK2xtm1UrxNcGCG0z0HzcnNE3Pbm8lRw… (844 chars)"
  }
}