Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQD+ekCbKBrgPlGwq9xbfaXTa+YIgq/b7LeUq9GYqHMR1UPBXrz07NXRf5m1… (1,748 chars)"
  }
}