Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQDn7ENXrbTxMzWAIYuj2bq4Q9VI5+hmJw2Vq/4PXgEJAmzMN8txmFGhdL+3… (1,748 chars)"
  }
}