Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQB6EU0f8yhsvYICmYqHi2EJfDCJqtcr4omqyUKPR6WwtjAJ2TSu6aJQpYI9… (1,748 chars)"
  }
}