Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQCcxKUROB/CHm18zivDlHmj0pPliVHaCl2NFWKc6djO2Ug3rhwOk1Bw9Yvx… (1,748 chars)"
  }
}