{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950817,-0.309753,0.000000,0.000000,0.173322,-0.532028,0.828798,0.000000,-0.256181,0.786372,0.562130,0.000000,-1635687.320802,5020903.280786,3565112.848298,1],    "boundingVolume": {    "region": [1.885647,0.596874,1.885812,0.597043,0.000000,8.758258]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/2/4_1323549.b3dm"}}}