Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwE/FbQfuRLdtT6YGhOkXKq9i/MIHdCJvC1g78WBxBuR/hEf2QKGtACbkQqf… (844 chars)"
  }
}