{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949731,-0.313066,0.000000,0.000000,0.175024,-0.530961,0.829124,0.000000,-0.259024,0.785786,0.561646,0.000000,-1653838.853788,5017152.886336,3562037.906635,1],    "boundingVolume": {    "region": [1.889140,0.596290,1.889293,0.596458,0.000000,10.813456]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/4/5_1335898.b3dm"}}}