Docusign API Automation with Powershell

I need a specialist to create PowerShell scripts that will interact with the Docusign API using OAuth 2.0 authentication. The scripts should download all documents daily in PDF format and store them on a network drive.

Requirements:
- Use Docusign API with OAuth 2.0
- Powershell scripting expertise
- Daily automation of document downloads
- Save documents in PDF format
- Store on network drive

Ideal Skills and Experience:
- Strong knowledge of Docusign API
- Proficient in PowerShell scripting
- Experience with OAuth 2.0 authentication
- Familiarity with network drive operations