{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.889388,-0.457154,0.000000,0.000000,0.287248,-0.558839,0.777938,0.000000,-0.354691,0.690049,0.630894,0.000000,-2265290.032085,4407100.188530,4002324.732583,1],    "boundingVolume": {    "region": [2.045531,0.682661,2.045645,0.682748,0.000000,56.574354]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/2/1/0_521302.b3dm"}}}