Perfectly within their rights.

Unlike:

Numerous officials in the Trump administration refused subpoenas or requests for information from Congress during their time in office.
Here's a breakdown of the resistance encountered:
Executive Branch Agencies: At least 17 departments and agencies reportedly resisted congressional requests for information, obstructing at least 74 investigations and inquiries.
Officials Defying Subpoenas: During the first impeachment inquiry, 12 top administration officials refused to testify, with 10 of them defying subpoenas.
Withheld Documents: The White House and various agencies, including the Department of State and Department of Defense, failed to produce a single document in response to over 70 requests or demands for records.