Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQBjYlDrZfsio/igR33Yl+sY3BPfs8q1PuKOSyRm5Q9I1DO0FCd4OsmjZRM8… (1,748 chars)"
  }
}