Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwB4XjSd9CYz+qmXPajTngTYkgvt8IQZIq84nCa0lUSjCHwqibIaWLKEGhwp… (844 chars)"
  }
}