Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwGH6+QeNjRkPlmwIqcbLSm3jufvbhDHqs4HY9CmRCOCj0cOyTT49TV9+fKm… (844 chars)"
  }
}