Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQCbvEmDW70/P+Bd3//FnRlSXzxlUXuBZI1bUj+4jDotfkM+GBF3NqA0ayME… (1,748 chars)"
  }
}