Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwFD6W+FWvihaWKbhVOiN5iN2FpWbVK7XfX1G3aaf0/K8SFvXvaxoYe6RkMw… (844 chars)"
  }
}