Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwG7OZmPl8w1HlSfd9tLuC/NzMyVUiEAjDFoqekcjdSwj1Akb0Qq+tTLU1Md… (844 chars)"
  }
}