Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQAg6DKOXRO/22Dpyxk8ZSf5KACP/SQfPdEBOkwcHWiwyys1r//Rsl54qvSg… (1,748 chars)"
  }
}