Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQBnXJhblhEXEE0t9DJ7ym8dYXX+NIOibAKH0H2fDiLE0FvjGnThi2HWOoD/… (1,748 chars)"
  }
}