Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwBk5j3iJXkEP5TlQz+Aps5wQMdQ6BLT1kRcuZaA3jaCDiOEyCKFFmoXEQVH… (844 chars)"
  }
}