{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949415,-0.314026,0.000000,0.000000,0.175400,-0.530298,0.829469,0.000000,-0.259927,0.785854,0.561134,0.000000,-1659598.992788,5017575.566155,3558783.903332,1],    "boundingVolume": {    "region": [1.890177,0.595714,1.890276,0.595796,0.000000,8.783543]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/9/6_1364393.b3dm"}}}