public getOneRandom(correlationId: string, filter: FilterParams):Promise<MyData>{

      let filterCondition: string = this.filterCondition(filter);

	    return super.getOneRandom(correlationId, filterCondition);

    }


// ...

let data: MyData = await persistence.getOneRandom(
        null, FilterParams.fromTuples('name', 'name_1')
    );