Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQHULgS+/8dc07zcBNN15p/0Z4YzaiCnIQpRHy+1kDh6jR5DQeOnXerpyOHh… (1,748 chars)"
  }
}