{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949114,-0.314931,0.000000,0.000000,0.115797,-0.348981,0.929948,0.000000,-0.292602,0.881821,0.369831,0.000000,-1867113.422643,5626953.626956,2344115.871124,1],    "boundingVolume": {    "region": [1.891128,0.378792,1.891233,0.378862,0.000000,73.706810]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/4/20_10575.b3dm"}}}