{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.893992,-0.448083,0.000000,0.000000,0.288751,-0.576102,0.764676,0.000000,-0.341680,0.681703,0.646944,0.000000,-2182339.923930,4354096.475228,4104428.356188,1],    "boundingVolume": {    "region": [2.035333,0.703489,2.035498,0.703651,0.000000,31.250622]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/2/1/2_1869765.b3dm"}}}