Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwGn8Yk+D6qml3CJMIjb1rICzVT6hkIEipXyD7He/WnqxANZzL8+K3vjj84M… (844 chars)"
  }
}