{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.896337,-0.443374,0.000000,0.000000,0.287971,-0.582170,0.760362,0.000000,-0.336168,0.679605,0.652019,0.000000,-2147180.179811,4340793.173182,4136717.817140,1],    "boundingVolume": {    "region": [2.030066,0.710192,2.030246,0.710297,0.000000,9.620401]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/12/15_1783740.b3dm"}}}