{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949095,-0.314990,0.000000,0.000000,0.176053,-0.530464,0.829225,0.000000,-0.260648,0.785356,0.561497,0.000000,-1664203.326587,5014401.535444,3561091.134417,1],    "boundingVolume": {    "region": [1.891174,0.596141,1.891311,0.596247,0.000000,8.800281]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/7/11_1446018.b3dm"}}}