Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQASTe3RfgxCG4iQUZPOHBvrOrA1X2OWbVWCjHggXnsv21OuXbFNedGCmUa/… (1,748 chars)"
  }
}