Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwAjRSBCbSGj+1CgbzHRdcEMvwtLEc8iWE1v/CqKu/DVRlUhoO7OKu2p3GF8… (844 chars)"
  }
}