{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949727,-0.313078,0.000000,0.000000,0.174975,-0.530789,0.829245,0.000000,-0.259072,0.785898,0.561468,0.000000,-1654140.846446,5017862.889419,3560905.019081,1],    "boundingVolume": {    "region": [1.889152,0.596074,1.889305,0.596243,0.000000,10.624152]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/4/4_1349231.b3dm"}}}