When adding the Federation Metadata URL into the IDP Metadata identity provider field, the following error is received:
Error Parsing Metadata with a Reference ID.
Microsoft has made some changes to Azure AD and the documentation doesn't currently address those changes.
To resolve follow the steps below:
Identifier (Entity ID) = https://app.eu.elastica.net/ (Make sure this is default)
Reply URL = https://app.eu.elastica.net/saml2/acs/
Sign on URL = https://app.eu.elastica.net/saml2/acs/
Relay State = leave blank
Logout URL = https://app.eu.elastica.net/saml2/ls/