Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQBpZrkq5rTfKP7G2WzlJ9Cxa5ih8fLTu4nyt3VmJk0Qlxa9QvPkHyFZQh85… (1,748 chars)"
  }
}