{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950588,-0.310456,0.000000,0.000000,0.173306,-0.530648,0.829685,0.000000,-0.257040,0.787032,0.560813,0.000000,-1641161.887699,5025089.762697,3556744.939330,1],    "boundingVolume": {    "region": [1.886411,0.595311,1.886527,0.595425,0.000000,8.776167]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/11/9_1450658.b3dm"}}}