{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.896328,-0.443391,0.000000,0.000000,0.288003,-0.582207,0.760322,0.000000,-0.336162,0.679562,0.652066,0.000000,-2147146.789215,4340521.362103,4137018.323595,1],    "boundingVolume": {    "region": [2.030085,0.710254,2.030264,0.710359,0.000000,12.533060]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/12/15_1783997.b3dm"}}}