Bring Cart data from Frontend Site to WooCommerce Checkout Page (Backend Site) using GraphQL API

Site "example.com" will be used as frontend website Using data from Woocommerce Site hosted on "woo.example.com"

Now I need the Cart contents to be parsed from Site "example.com/cart" to site "woo.example.com/checkout"

I have the source code of the frontend project. Please inbox if you don't understand my requirement