If you had an active, premium Rent+Bills subscription with identity theft insurance at the time the identity theft took place, you should be able to file a claim with the insurer as a member of TransUnion (the main policyholder).
For questions about coverage or help filing a claim, contact 1-866-434-3572 and use the policy numbers 7077495 and 16452600.
See your statement of benefits for full policy details. If you are a Self user, you can access this statement of benefits under the Protection tab of your Rent+Bills dashboard.