Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwGnjRawqfH0iAB7AvIZV6aSXJT6gHs5mVdLRUHBbQQZZibZT5wy3gVgG7eL… (844 chars)"
  }
}