Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQHItOqEw/jqVt8jnpmtv6bfcRGu4w7ihmvkzTYPaLcrXRkRaZNS3AkP2zjq… (1,748 chars)"
  }
}