Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwD7WFHDz4NeXb+iSlXdJ7wdB+gGoc9PLIR3UJ8lN4xCXFdc1zf+FJH/dR4g… (844 chars)"
  }
}