Mr Keyamo said he was confident that the court would favour Mr Tinubu.
The anti-graft agency also disclosed that its operatives deployed on election duty were also attacked in the two states.
Although the CBN has reversed its policy by directing banks to accept the old notes, many Nigerians still find it difficult to find cash.
The Commission said it took great restraints for the operatives to ignore the unprovoked attack but insisted on arresting the suspect.
Mr Uwajaren said that the teams headed by senior officers have met with other security agencies involved in election security as well as INEC officials.
