Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQAWLDa4iE2PYri8x4PfkTJ32pLqyuGvUibEfYww/f1BFCo3eXwDMNYcR4u/… (1,748 chars)"
  }
}