{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.896138,-0.443775,0.000000,0.000000,0.288256,-0.582090,0.760316,0.000000,-0.336451,0.679412,0.652073,0.000000,-2148989.106701,4339566.349668,4137063.311879,1],    "boundingVolume": {    "region": [2.030514,0.710264,2.030693,0.710368,0.000000,12.059700]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/15/15_1785114.b3dm"}}}