Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQBlMmwZ78+VldqBPnMpqI1Ue6dWU4WQLYbx3YtmUgnV/n7o9pbp6RLKZqkI… (1,748 chars)"
  }
}