{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.898666,-0.438634,0.000000,0.000000,0.283641,-0.581118,0.762791,0.000000,-0.333644,0.683564,0.649170,0.000000,-2131036.077527,4366027.058844,4118592.452236,1],    "boundingVolume": {    "region": [2.024824,0.706456,2.024925,0.706530,0.000000,15.077478]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/2/5_1818609.b3dm"}}}