Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQB1wFrGMHMbvApG0t++1dzUtHodcUYVQjO7e/c27lrHkj+yb6fElKrvK9Yj… (1,748 chars)"
  }
}