{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.898807,-0.438344,0.000000,0.000000,0.283069,-0.580423,0.763532,0.000000,-0.333750,0.684341,0.648296,0.000000,-2131703.912507,4370975.384718,4113031.962533,1],    "boundingVolume": {    "region": [2.024469,0.705285,2.024634,0.705404,0.000000,12.130138]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/7/6_1843487.b3dm"}}}