Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQAJA52JwDjDHpi3BCm9YUDHaHivXK4LsXSXqGd01JQYXi553Kfg1+1fLLu9… (1,748 chars)"
  }
}