public async Task <ParticipantMetadata> Handle(FetchParticipantsMetadataRequest request,
                                                       CancellationToken cancellationToken)
        {
            var data = await _participantMetadataRepository.GetParticipantMetadata(request.Participant);

            if (data == null)
            {
                throw new ParticipantNotFoundException(request.Participant);
            }

            return(data);
        }