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

actionhttps://login.microsoftonline.com/5453408b-a6cd-4c1e-8b10-18b500fb544e/saml2
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
RelayState_6c299b2d-369b-47d3-a81a-815ef46d2fe5