getRabiDetails

    override fun getRabiDetails(id: Int): MediatorLiveData<RabiDetailsEmbedded> {

        val rabiDetailsEmbeddedLiveData = rabiLocalDbDataSource.getRabiDetails(id)

        val rabiMediatorLiveData = MediatorLiveData<RabiDetailsEmbedded>()
        rabiMediatorLiveData.addSource(rabiDetailsEmbeddedLiveData) {

            it?.narrator?.lifespan = "This is lifespan data"

            rabiMediatorLiveData.postValue(it)
        }

        return rabiMediatorLiveData
    }