Laporta is hopeful that the 35-year-old will be able to return to Barca before he hangs up his boots.
Messi, who lit up the evening with a series of trademark dribbles, was hoisted into the air by his team mates who danced jigs of joy on the lush Wembley turf.
Messi earned $130 million, a figure which includes $55 million of endorsements, during the 12-month period ended May 1, 2022.
Pochettino's position came under scrutiny after PSG were knocked out of the Champions League in the last 16.
An official with the association said Argentina would take their appeal to the Court of Arbitration for Sport.
Unhappy Paris Saint-Germain fans targeted the Argentine as well as Neymar during the 3-0 win over Bordeaux that followed the club's spectacular Champions League elimination at the hands of Real Madrid.
The exception was Kylian Mbappe. The volume rose for the names of Neymar and Messi.
Neymar, who is under contract at PSG until June 2025, said he was more likely to play in the U.S. than return to his home country.
In the last minute of stoppage time, Mbappe burst into the box from the left and between two defenders before finishing past Courtois for his 22nd goal this season.
Messi has scored only two goals in Ligue 1 since his shock move to PSG last August after being forced to leave Barcelona after 21 years as the Catalans could no longer afford his salary.
Argentina were without Lionel Messi but goals from Angel Di Maria and Lautaro Martinez gave the visitors all three points against Chile in a World Cup qualifier on Thursday.
The 34-year-old Messi was omitted from Argentina’s 27-man squad after not playing for PSG since Dec. 22 against FC Lorient in French Ligue 1.
FIFA unveiled on Friday the nominees for the The Best FIFA Men's Player award for 2021.
Messi was among the four PSG players who returned positive results on Sunday.
Mauro Icardi's stoppage-time strike helped 10-man Paris St Germain salvage a fortunate 1-1 draw at lowly Lorient.
Xavi Hernandez said former team mate Lionel Messi deserved his Ballon d'Or win, describing the Argentine's record-extending seventh victory as "total justice".
The 0-0 draw allowed Argentina to join Brazil in sealing qualification for the World Cup in Qatar next year.
Di Maria scored his team's only goal in the game with a sensational shot, beating the home team's goalkeeper.
The result on Sunday will be two sides made up of separate generations.
The former Everton and Netherlands coach refused to answer a question about his relationship with Laporta, simply saying: "I am still here."