fix timestamp missing (#37242)

fix

apps/studio/components/ui/Charts/ComposedChart.utils.tsx

@@ -140,6 +140,7 @@ const CustomTooltip = ({
   isActiveHoveredChart,
 }: TooltipProps) => {
   if (active && payload && payload.length) {
+    const timestamp = payload[0].payload.timestamp
     const maxValueAttribute = isMaxAttribute(attributes)
     const maxValueData =
       maxValueAttribute && payload?.find((p: any) => p.dataKey === maxValueAttribute.attribute)
@@ -205,7 +206,7 @@ const CustomTooltip = ({
           !isActiveHoveredChart && 'opacity-0'
         )}
       >
-        <p className="font-medium">{label}</p>
+        <p className="font-medium">{dayjs(timestamp).format(DateTimeFormats.FULL_SECONDS)}</p>
         <div className="grid gap-0">
           {payload
             .reverse()