Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQA/sspb+1BInCFEA/qVnqhDGZqrfaov1S7EyKzG7i0EnT2y3e0YTX7C0DMb… (1,748 chars)"
  }
}