Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwBYqkKLAjpnOkjJHKRCoo9drQLFHw7sSd5YwI/6xt2gfxZIKLb4outfYxVG… (844 chars)"
  }
}