API GameTooltip SetUnitDebuff

Shows the tooltip for a unit's debuff.
 GameTooltip:SetUnitDebuff("unitId",buffIndex[, raidFilter])
;Arguments
:("unitId",buffIndex[, raidFilter])
:;unitId : String - the unitId of the unit whose debuff is to be shown
:;buffIndex : Number - the index of the debuff to be shown
:;raidFilter : unknown
;Returns
:unknown