Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwFI/FfNi8cVZA2DjFt5z463yvJQ5imIaDGOW+UEk1HmQ2UoaINT2FmWLhCZ… (844 chars)"
  }
}