Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQDn8n7Dt79aN/4ROcOj4iVDT4ninQmqJjfS+44gaHfqRmV2HSPbfU5K3XXm… (1,748 chars)"
  }
}