Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQGFr6+TBeUBFYd9vX1xB6EiTTMUvOSaf+9NRvNsoLb3lHGQ6R/7ITdUtCJ0… (1,748 chars)"
  }
}