Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQCu3pBs4lS/p4KVgRLXuNRJI9QD8aTtIqx2LMa/nDuj8GTGRMm58kzcWeh+… (1,748 chars)"
  }
}