Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwCvglIpLNb0BnXyqAOT3LnqZmZ6vIiNzJ/9QQo3pLiEWRrXW4PLnk33B4W4… (844 chars)"
  }
}