{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.896978,-0.442074,0.000000,0.000000,0.282170,-0.572530,0.769798,0.000000,-0.339374,0.688598,0.640826,0.000000,-2167556.291217,4398020.230664,4065508.155280,1],    "boundingVolume": {    "region": [2.028615,0.695518,2.028798,0.695630,0.000000,42.492945]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/1/1_960112.b3dm"}}}