{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.898764,-0.438432,0.000000,0.000000,0.283250,-0.580649,0.763293,0.000000,-0.333712,0.684093,0.648578,0.000000,-2131462.382876,4369393.732806,4114825.195517,1],    "boundingVolume": {    "region": [2.024567,0.705655,2.024732,0.705774,0.000000,17.268650]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/8/9_1833567.b3dm"}}}