Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQCdH/VFslRLg5T81LK0hJVruFIPU50gJp6S8+pC6+s7wz9h5RyKr5Iw11DM… (1,748 chars)"
  }
}