Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQElGr8ZX8MW8kU1n1W056BYwkbD0WVSZXF3CLm6LmdGmkBYeaIzXTc0J4tt… (1,748 chars)"
  }
}