Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQBCjARjCM/j7QJyij7hriY6V2cZ2ZFZKW4jXD+uKtVKWHFUUIXGBRcNuE9k… (1,748 chars)"
  }
}