Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQAWGPAoD3Oogh+tPmpbAbyIo1LFCiPZho27wpZFAjb4uEussSKn4/l1p9PP… (1,748 chars)"
  }
}