Update all collection based on pattern

Hi,

I have a several indexes, they all contains data such this one:

{
"_index" : "item_index",
"imageUri" : "https://cdn.socloze.com/cdn/e_07266e9e-d294.jpg"
...
}

and I wish to convert all the "/cdn/" into "/v1/cdn/", everywhere. Is it possible ?

Thanks