Get Signature Request
Retrieves the current status and complete details of a signature request by ID. Use this action to: - Check if signers have viewed, signed, or declined the request - Get signer information and signature timestamps - Access form field responses and custom field values - Retrieve URLs for document downloads and management - Monitor signature request progress and completion status Returns detailed information including signer names, emails, signing status, custom fields, response data, attachments, and signing options. Handles errors gracefully with structured error responses for invalid or non-existent signature request IDs.