{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949431,-0.313976,0.000000,0.000000,0.175178,-0.529720,0.829885,0.000000,-0.260017,0.786265,0.560516,0.000000,-1660170.400429,5020189.709085,3554855.009181,1],    "boundingVolume": {    "region": [1.890093,0.594876,1.890255,0.595142,0.000000,8.748868]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/11/12_1371598.b3dm"}}}