Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQBGZ0qVCTGQ238yR+IqSzJHAzkmmNtxjfTkck1IXF87lToxVaRwCqZZiU4r… (1,748 chars)"
  }
}