Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQAxg7/G41LTXJG2WiUyR6fGFfTJ9Mz+ufRMxvY4siIVtEAJyEe3Cncy3Jiy… (1,748 chars)"
  }
}