Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwFsyR6RlOGFaiE4rhM8bIVNXw+yRa2Q9pWQY/fq0/4Q+3Tyejp6j+JUgx5B… (844 chars)"
  }
}