Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQA/tbgHrEX78LD76ONjnuM4VvcYzZ+hNL4/yCS6iXi5uQRAb/AEy8fyUj+M… (1,748 chars)"
  }
}