You can attend the next mass.
Holy Communion: Before receiving Holy Communion, it is likewise necessary to offer it in reparation to Our Lady. Our Lord told Lucia in 1930, “This Communion will be accepted on the following Sunday for just reasons, if my priests allow it so.” So if work or school, sickness, or another just reason prevents the Communion on a First Saturday, with this permission it may be received the following Sunday. If Communion is transferred, any or all of the other acts of the devotion may also be performed on Sunday if the person so desires
From
themostholyrosary.com/appendix2.htm
St francis, read the website you gave me,