Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQBPUt5rTB+lxtuhzQ2NsOZpGU2O3aBzOsE8PTa/bUnrADH6YbSTH0yVx0i+… (1,748 chars)"
  }
}