{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949157,-0.314802,0.000000,0.000000,0.175902,-0.530359,0.829324,0.000000,-0.260524,0.785502,0.561350,0.000000,-1663411.270269,5015332.411550,3560156.477416,1],    "boundingVolume": {    "region": [1.890976,0.595963,1.891113,0.596069,0.000000,8.530408]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/5/9_1360455.b3dm"}}}