Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwC7GyFz1+yBROD0lJMqUUtxIlQM5shRaC+HRzCfZ/I5QBxk/tRgNZu+FgtO… (844 chars)"
  }
}