https://docs.connect.squareup.com/api/connect/v2
Client code was generated with https://generator.swagger.io, so it supports all endpoints and operations listed in documentation.
List of endpoints can be found here: https://docs.connect.squareup.com/api/connect/v2/#navsection-endpoints
For each endpoint there is a class, like for Transaction endpoint there is TransactionApi class.
Also supports Authorization API operations ObtainToken and RenewToken from Connect API v1 (AuthorizationApi class)
https://docs.connect.squareup.com/api/connect/v1/#navsection-authorization
To install Square Connect API Client from NuGet, run the following command in the Package Manager Console
Install-Package SquareConnectApiClient