image_grid.js

{
    "application_id":"YOUR_APP_ID",
    "src":"https://s3.amazonaws.com/img.blitline/skysmall.jpg",
    "functions":[
        {
            "name":"image_grid",
            "params":{
                "images": [
                  "https://s3.amazonaws.com/img.blitline/skysmall.jpg",
                  "https://unsplash.it/200/300/?random",
                  "https://unsplash.it/200/300/?random",
                  "https://unsplash.it/200/300/?random",
                  "https://unsplash.it/200/300/?random",
                  "https://unsplash.it/200/300/?random"
                ],
                "cell_width": 200,
                "cell_height" : 200,
                "columns" : 3,
                "padding" : 2,
                "color" : "#ffda5a"
            },
            "save":{
                "image_identifier":"MY_CLIENT_ID"
            }
        }
    ]
}