{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950842,-0.309676,0.000000,0.000000,0.173141,-0.531620,0.829098,0.000000,-0.256211,0.786680,0.561686,0.000000,-1635876.241773,5022857.770701,3562290.930790,1],    "boundingVolume": {    "region": [1.885566,0.596338,1.885732,0.596507,0.000000,8.741088]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/2/1_1385901.b3dm"}}}