{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949971,-0.312340,0.000000,0.000000,0.174245,-0.529960,0.829929,0.000000,-0.258676,0.786754,0.560451,0.000000,-1651606.272950,5023307.078377,3554443.283062,1],    "boundingVolume": {    "region": [1.888369,0.594865,1.888533,0.594996,0.000000,8.815328]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/10/9_1456372.b3dm"}}}