Hello ​@vishnu 

Thank you for reaching out, and welcome to the Docusign Community! We appreciate your question and assure you that we are fully committed to providing you with the best service possible. 

Yes, it is possible. You should see in the "EnvelopeActivation_HtmlBody" part:paConditional:IsEnvelopeContainingMultipleDocuments]]REVIEW DOCUMENTS
brConditional:IsEnvelopeContainingSingleDocument]]Click Here

For your reference, you may check this article. Envelope Activation - Email Resource File

Important: Using resource files is an advanced option. Only individuals experienced with XML and HTML should use this option. This guide does not provide guidance for modifying XML and HTML code.
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