Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQDDzH/piWYWjGHZmPdh/61ArFKIcCaVfA+ppoq7SmL0onjJc/yE1+feNq97… (1,748 chars)"
  }
}