1) if your husband is aggrieved by exparte order of divorce he can move court to set aside exparte divorce
2) n application under Order IX Rule 13, CPC for setting aside ex parts decree can be filed by the respondent. Family Court may allow the application and set aside the decree for divorce
3) in the alternative husband can file appeal against exparte decree
4) if appeal or application for setting aside exparte decree is pending you cannot remarry during the pendency of proceedings
5) you can remarry after 90 days if no appeal is filed or application made