@rebecca77
Yes, the legacy version of bulk send has been retired back in February 28, 2022
This article on DocuSign's support page describes the transition to Bulk Send v2, which provides more features to send documents to multiple signers. The latest version comes with various fixes and more stability, better performance, improved error handling, and support for dynamic recipient fields. This transition guide details how to migrate templates and workflows to leverage the new capabilities of Bulk Send v2, helping you transition from the initial release of this feature.
Transition to Bulk Send v2 (docusign.com)
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