{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.894885,-0.446297,0.000000,0.000000,0.284535,-0.570530,0.770413,0.000000,-0.342892,0.687544,0.640085,0.000000,-2190016.210389,4391273.593213,4060793.300901,1],    "boundingVolume": {    "region": [2.033353,0.694547,2.033486,0.694671,0.000000,43.199118]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/5/13_981878.b3dm"}}}