Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQFqIN4FbWfKShqiNOwRDF/1Hm0xeD6l6bHesYQCgwD4aFMc9zJ2ePEzh1XI… (1,748 chars)"
  }
}