Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQCkcCMD7TKPlDxSi+urRC5MdeS+GRcgpaYHSp3QysP7ZnB+97CYJQx8Dwpj… (1,748 chars)"
  }
}