Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwA49CVv8lMG5p0OfsaUdMGj8rrBmyK5NxYYoRd08xq+MmOwdFrp+IVzqM5Q… (844 chars)"
  }
}