Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwFLXnp1I/QzZXzVq4jwtLWoVKm6bFr/IYrdWUmtzzAA9S2sF8xd9Ufv2PE7… (844 chars)"
  }
}