{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.898666,-0.438633,0.000000,0.000000,0.283639,-0.581118,0.762791,0.000000,-0.333643,0.683565,0.649170,0.000000,-2131029.229197,4366033.378828,4118589.317135,1],    "boundingVolume": {    "region": [2.024822,0.706455,2.024923,0.706530,0.000000,15.077478]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/2/5_1818608.b3dm"}}}