Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQCpiBEGIQuEELw/rlX6LbV/eqTxA+UjG0kBMnIvSi+C9WK4Oyp+0+bW9CW3… (1,748 chars)"
  }
}