{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.891067,-0.453871,0.000000,0.000000,0.292095,-0.573458,0.765393,0.000000,-0.346421,0.680115,0.646093,0.000000,-2212613.506735,4343937.999276,4099016.846168,1],    "boundingVolume": {    "region": [2.041853,0.702412,2.041949,0.702498,0.000000,15.822743]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/9/6_1363338.b3dm"}}}