Sets the Firewall Manager policy administrator as a tenant administrator of a third-party firewall service. A tenant is an instance of the third-party firewall service that's associated with your Amazon Web Services customer account.
See https://www.paws-r-sdk.com/docs/fms_associate_third_party_firewall/ for full documentation.
fms_associate_third_party_firewall(ThirdPartyFirewall)
[required] The name of the third-party firewall vendor.