“Nottingham Forest is delighted to confirm the signing of striker Emmanuel Dennis from Watford,” a club statement said.
Some of Raiola’s clients included Paul Pogba, Ibrahimovic and Erling Haaland.
“Just tell us what will be required, and we will put them on ground,” he said.
The National Stadium, Abuja was vandalised on March 29, after the Super Eagles failed to qualify for the Qatar 2022 World Cup.
The Olympics will start two days before the opening ceremony on Friday
There have been nine positive cases among those linked to the Games on Tuesday, taking the overall number of people infected since the start of July to 71.
An English Premier League (EPL) footballer has been arrested on suspicion of child sex offences.
He guided Nigeria to its first African Nations Cup title at the 1980 African Nations Cup in Lagos.
Madrid and Chelsea will play first leg of the semi-finals on April 27.
Ozil joined Arsenal from Real Madrid in 2014 after having a successful career which climaxed with three successive Uefa Champions league trophies.