{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.948805,-0.315863,0.000000,0.000000,0.176078,-0.528912,0.830210,0.000000,-0.261683,0.786058,0.560032,0.000000,-1670805.545026,5018854.041678,3551777.714948,1],    "boundingVolume": {    "region": [1.892114,0.594313,1.892210,0.594536,0.000000,8.523995]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/6/9_1093442.b3dm"}}}