{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949097,-0.314984,0.000000,0.000000,0.176155,-0.530782,0.828999,0.000000,-0.260571,0.785142,0.561832,0.000000,-1663717.017136,5013040.838447,3563219.134867,1],    "boundingVolume": {    "region": [1.891186,0.596588,1.891287,0.596609,0.000000,7.709373]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/20/9_1338576.b3dm"}}}