{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949179,-0.314736,0.000000,0.000000,0.175819,-0.530233,0.829422,0.000000,-0.260500,0.785614,0.561205,0.000000,-1663257.172615,5016042.528808,3559234.128063,1],    "boundingVolume": {    "region": [1.890906,0.595788,1.891044,0.595894,0.000000,9.566956]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/5/7_1362460.b3dm"}}}