Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwH1u6yzMqCHlvfdK2AcfyoSvCl1yV6tlmpEkB+oYqQF6Eiyz53yl0NpGHys… (844 chars)"
  }
}