Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQCTjVNs16lWvcH0TrjjxZMw92xhAPJWxD+u6Ht3KRItTCaiBzLUKX5sOqaJ… (1,748 chars)"
  }
}