Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQG3TjhUNB2/zp8spBuZpVj75jAvHYdQuY+zpWKnsjEWVSlOOVEbUn1Mk/ai… (1,748 chars)"
  }
}