Submitting the form will send the following values to the IdP:

actionhttps://login.microsoftonline.com/b8e8d4bf-b423-4c71-8dec-f1bd4df1d73c/saml2
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
RelayState_5246e63b-f263-4da7-8321-136c0665da79