function claimVestedTokens() external override onlyBeneficiary {
    uint256 tokenClaim = calculateVestingClaim();
    require(
        tokenClaim > 0,
        "FSDVesting::claimVestedTokens: Zero claimable tokens"
    );

    totalClaimed = totalClaimed.add(tokenClaim);
    lastClaimAt = block.timestamp;

    fsd.safeTransfer(msg.sender, tokenClaim);

    emit TokensClaimed(msg.sender, tokenClaim, block.timestamp);

    if (amount == tokenClaim) {
        uint256 tokenId = fsd.tokenizeConviction(0);
        fairSideConviction.transferFrom(address(this), msg.sender, tokenId);
    }
}
function claimVestedTokens() external override onlyBeneficiary {
    uint256 tokenClaim = calculateVestingClaim();
    require(
        tokenClaim > 0,
        "FSDVesting::claimVestedTokens: Zero claimable tokens"
    );

    totalClaimed = totalClaimed.add(tokenClaim);
    lastClaimAt = block.timestamp;

    fsd.safeTransfer(msg.sender, tokenClaim);

    emit TokensClaimed(msg.sender, tokenClaim, block.timestamp);

    if (amount == totalClaimed) {
        uint256 tokenId = fsd.tokenizeConviction(0);
        fairSideConviction.transferFrom(address(this), msg.sender, tokenId);
    }
}
