Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQBb+eQZqDDzPz5SIO2T9uwFQdX9zyylJ6+etsNEcTnWn0lSMxQxtG2BsXGP… (1,748 chars)"
  }
}