{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950704,-0.310099,0.000000,0.000000,0.173456,-0.531782,0.828928,0.000000,-0.256508,0.786403,0.561938,0.000000,-1637772.357403,5021096.230595,3563891.889222,1],    "boundingVolume": {    "region": [1.886011,0.596642,1.886176,0.596811,0.000000,8.576281]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/5/3_1394938.b3dm"}}}