{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.944042,-0.329825,0.000000,0.000000,0.184204,-0.527239,0.829511,0.000000,-0.273018,0.781446,0.561073,0.000000,-1743184.807430,4989432.820165,3558393.155965,1],    "boundingVolume": {    "region": [1.906867,0.595624,1.906962,0.595739,0.000000,8.771246]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/5/7_1297404.b3dm"}}}