Get SP AccessToken

This nodes generates an access token to your Sharepoint using the Sharepoint rest v1 API
For details on the API see: https://docs.microsoft.com/en-us/previous-versions/office/developer/sharepoint-rest-reference
You will have to setup your SharePoint/MS Teams SharePoint: https://docs.microsoft.com/en-us/sharepoint/dev/sp-add-ins/register-sharepoint-add-ins
An example on how to use the rest API manually or through single httpPosts (e.g. with the post node) see: https://global-sharepoint.com/sharepoint-online/in-4-steps-access-sharepoint-online-data-using-postman-tool/
Node Code can be found here: https://github.com/AnotherFraud/AF-Excel-Writer

Input ports

1. Type: Flow Variable
   Flow variable
   Optional flow variable input

Output ports

1. Type: Flow Variable
   Flow variable
   SharePoint response