Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwCerqKyRQKkzIZJZIoymjhSWLq3v+DpbAUrw/a1dZgixHMWm+W9Z40QrUuV… (844 chars)"
  }
}