Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwDu6UYPWbEHXXCY/qvfkwAPg4GieUqxQ6i0XMEWq+DjWymw90UzRZemzpSx… (844 chars)"
  }
}