{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.942591,-0.333950,0.000000,0.000000,0.187149,-0.528237,0.828216,0.000000,-0.275997,0.779016,0.562992,0.000000,-1762216.139477,4973949.451429,3570592.388252,1],    "boundingVolume": {    "region": [1.911225,0.597971,1.911349,0.598033,0.000000,8.797723]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/9/21_1285681.b3dm"}}}