{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949262,-0.314487,0.000000,0.000000,0.175776,-0.530570,0.829215,0.000000,-0.260228,0.785485,0.561511,0.000000,-1661525.122503,5015225.152320,3561181.285758,1],    "boundingVolume": {    "region": [1.890644,0.596158,1.890781,0.596264,0.000000,8.580261]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/3/11_1446423.b3dm"}}}