Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQBF5jjqI0N0R8LLVT3sr+Ok1YvSvpA7+EouPCwUs0lz8WTHWlIxOfUP1bcG… (1,748 chars)"
  }
}