Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwFzOE2etEyPkUg4dH7QZr6caGogsRzNFUPqEq4h3e7V/GFz6Y7FxLGZxCTY… (844 chars)"
  }
}