Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQAYPY5ZFm0tkz45QLvR8HFtuUtRn8thHUg4P8nH0f31pUUxGfpHNx9ds8dH… (1,748 chars)"
  }
}