{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.898748,-0.438466,0.000000,0.000000,0.283264,-0.580622,0.763308,0.000000,-0.333744,0.684093,0.648561,0.000000,-2131667.127591,4369397.922175,4114715.423293,1],    "boundingVolume": {    "region": [2.024605,0.705633,2.024770,0.705752,0.000000,17.268650]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/8/9_1833208.b3dm"}}}