{
    "variants": {
        "": [ 
{ "model": "block/fern", "weight":1 },
{ "model": "block/fern2", "weight":1 },
{ "model": "block/fern3", "weight":1 },
{ "model": "block/fern4", "weight":1 },
{ "model": "block/fern01", "weight":1 },
{ "model": "block/fern02", "weight":1 },
{ "model": "block/fern03", "weight":1 },
{ "model": "block/fern04", "weight":1 },
{ "model": "block/fern11", "weight":1 },
{ "model": "block/fern12", "weight":1 },
{ "model": "block/fern13", "weight":1 },
{ "model": "block/fern14", "weight":1 },
{ "model": "block/fern21", "weight":1 },
{ "model": "block/fern22", "weight":1 },
{ "model": "block/fern23", "weight":1 },
{ "model": "block/fern24", "weight":1 }
 ]   }
}