Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwBV6UOL0XUu5//1TXEInNYcp/sUcRz0s6cOdo+n1RI+kh7h46Z9W3LwdF6i… (844 chars)"
  }
}