Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQA2rwQ5GNDjkIhZAZL0ASZm4BcPGnFIRlx/YPJLUiAN8gwpJsBUSEgZHNLJ… (1,748 chars)"
  }
}