Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQCRM5Z9TtEdlCXo8uMElYfMZcJbxSMoE7hv/joqSWomcGwA4zQJfaBdsw2/… (1,748 chars)"
  }
}