Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwE4eRtIoGKTM3kODgbQ6Vj/Ydil/g6hG/yg7POoraejWkZnzFeBKvJK+TEL… (844 chars)"
  }
}