Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwCcT0Wgnj1pd2ftXYVyJ1o+h0irklkBjcNJ6M4ThT4gPRjUmhFLBf9iGkDO… (844 chars)"
  }
}