Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQBlkWdk0WB4VtVbyF9JnFsm4RtDGN/0cAkA2PKuiQUqxhlRGWz10qV2FOW8… (1,748 chars)"
  }
}