{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.898758,-0.438444,0.000000,0.000000,0.283246,-0.580621,0.763316,0.000000,-0.333731,0.684108,0.648552,0.000000,-2131583.091265,4369492.908269,4114658.475245,1],    "boundingVolume": {    "region": [2.024580,0.705621,2.024746,0.705740,0.000000,17.268650]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/8/9_1833032.b3dm"}}}