{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950895,-0.309513,0.000000,0.000000,0.172877,-0.531118,0.829474,0.000000,-0.256193,0.787085,0.561126,0.000000,-1635758.859685,5025432.696985,3558735.412561,1],    "boundingVolume": {    "region": [1.885404,0.595636,1.885550,0.595856,0.000000,8.741045]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/11/12_1340323.b3dm"}}}