Mr Uwujaren also explained that the siege became necessary after the former Imo governor thwarted attempts to get him arraigned.
His action drew immediate backlash, compelling President Muhammadu Buhari to issue a directive for him and other appointees to resign in pursuit of their political ambitions.
He re-emphasised that the party’s special convention for its 2023 presidential primary will be held as scheduled, on May 29 and 30.
Earlier in the year, it restored access to the micro-blogging platform many used Virtual Private Network (VPN) in circumventing the ban, claiming Twitter has accepted its terms and conditions, an action Nigerians said was because of the close electioneering season.
He was said to have been arrested, following his failure to honour invitations by the anti-graft agency.
Briefing newsmen after the national working committee (NWC) meeting on Wednesday, Felix Morka, the ruling party's spokesperson, said the party has rescheduled its primary elections for various elective positions.
A support group had purchased the presidential form for him.
He said officials of the government would continue to monitor the development to see if their directive is strictly implemented.