Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQAVRbdjMmG2RQKVCL/FpQcEQswvKKtCcJdvfBKECyLeED6xIpCzsj6DO9yN… (1,748 chars)"
  }
}