Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQAv5MKDz519TA/rFCBQjcuKeyGm3L2HagGDHtCgKfe9Ejz/ZLOLSnFtn2Gr… (1,748 chars)"
  }
}