{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.898672,-0.438621,0.000000,0.000000,0.283621,-0.581098,0.762813,0.000000,-0.333644,0.683589,0.649144,0.000000,-2131034.460539,4366186.974801,4118424.888354,1],    "boundingVolume": {    "region": [2.024809,0.706421,2.024910,0.706496,0.000000,9.264094]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/2/5_1818354.b3dm"}}}