Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQFXrjMDT93PqHIAm/O8eH0t6DF9SnJjQq3QsMgBO+hZkS9dQJlHPjE9Dy3v… (1,748 chars)"
  }
}