Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQAihVJBCNEeR9OQnGaBH+xIk47NTYFywILOt5haLiNqjni7Y9lhD6n6ViID… (1,748 chars)"
  }
}