update nested entries

gistfile1.txt

{
    name:"some name",
    dob:"april 4, 1985",
    content:
           0:{children:
                     0:{
                       'title':'some text',
                     1:{etc ..}
           }
           1:{children:
                     0:{
                       'title':'some text',
                     1:{etc ..}
           }
}