Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQDtUeTWBvLz0yZXBw6y9hF15DggqSYxsC+Am77JpeWgzz9T2LpO1ACjO4CP… (1,748 chars)"
  }
}