{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.942571,-0.334007,0.000000,0.000000,0.187173,-0.528203,0.828232,0.000000,-0.276050,0.779014,0.562968,0.000000,-1762554.267992,4973939.751778,3570440.029086,1],    "boundingVolume": {    "region": [1.911286,0.597942,1.911410,0.598004,0.000000,8.799987]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/9/20_1285654.b3dm"}}}