Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwHrtzRUY+fGlH3dE8qFwhfpq9Xe7YxVONWm3hO3yHEARwNi/M/J4GCwHb9M… (844 chars)"
  }
}