Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQC8NMwHYggjfc5kCxmM9oYQbgrD78+RNLKCodXVLhp+3CFkN70hEK78YYoE… (1,748 chars)"
  }
}