{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950648,-0.310273,0.000000,0.000000,0.173507,-0.531611,0.829026,0.000000,-0.256682,0.786451,0.561792,0.000000,-1638885.336325,5021397.246843,3562962.284898,1],    "boundingVolume": {    "region": [1.886227,0.596500,1.886325,0.596599,0.000000,10.633207]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/3/5_1390811.b3dm"}}}