Update example to reflect "input key as an object" policy
Update example to reflect "input key as an object" policy

closes #1007
jmluy/x-common,ErikSchierboom/x-common,rpottsoh/x-common,petertseng/x-common,jmluy/x-common,rpottsoh/x-common,ErikSchierboom/x-common,exercism/x-common,jmluy/x-common,exercism/x-common,petertseng/x-common