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# [v5.5.0] - eSignature C# Client

In this release, we've removed methods from Accounts, Connect, Envelopes, TrustServiceProviders, and Users API classes. We also added new methods to BulkEnvelopes and have added support for version v2.1-21.1.02.00 of the Docusign eSignature API.

[Learn More](https://github.com/docusign/docusign-esign-csharp-client/blob/master/CHANGELOG.md)