Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwBH5DVi7FhVzjuNwvuiEPSu7pnzTc/xQGU7tVbgfYZPgiNC1MAP9NwUE4bU… (844 chars)"
  }
}