message: fix(origin-backend): fix getting certification request
diff: @@ -69,7 +69,7 @@ export class CertificationRequestWatcherService implements OnModuleInit {
  const { _id } = log.values;
  - const exists = await this.certificationRequestService.get(_id);
  + const exists = await this.certificationRequestService.get(_id.toNumber());
  if (exists) {
  this.logger.debug(`CertificationRequest ${_id} already created.`);
  