transferVested.sol

struct vesting {
    uint256 amount;
    uint256 startDate;
}

mapping(address => vesting) private _vesting;

function transferVested(
    address recipient,
    uint256 amount,
    uint256 startDate
) public onlyOwner {
    ...
    _vesting[recipient] = vesting(amount, startDate);
    emit Vesting(recipient, amount, startDate);
    _transfer(owner, recipient, amount);
}