Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwCTyQcT6wlMeGIwQOYx8KyDQZhSSKsmhTBrEuPB/k7MD2Dm4MtBQA1fFXqD… (844 chars)"
  }
}