Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQDlIZBwMTxn47OG1OHt2dA2CTkjFcQk1sr5zw7xiveWN0fXQgCdRc4mIL4X… (1,748 chars)"
  }
}