private async Task <long> CreateVaultOwner(long vaultId, long ownerId, long createdByUserId)
        {
            var vaultOwner = new VaultOwner
            {
                OwnerId = ownerId,
                VaultId = vaultId
            };

            var createdVaultOwner = await _entityRepository.AddEntity(vaultOwner, createdByUserId);

            return(createdVaultOwner.Id);
        }