Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQD/VCB3n3cFjwVQ/rKBpt1MIC1yw6XMgZKyYibHo10rmBWpag8X2zQ5u5TP… (1,748 chars)"
  }
}