Cesium chloride is a ceramic with a BCC$-$like structure $($Cs centered & Cl$\text{'}$s at each corner$).$

Accepting the ionic radii as $Cs=0\mathrm{.}170nm$&$Cl=0\mathrm{.}182nm,$ what is the volume of one unit cell

$($in $\{$:$n{m}^3)?$