{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.897646,-0.440718,0.000000,0.000000,0.285513,-0.581528,0.761780,0.000000,-0.334781,0.681876,0.650359,0.000000,-2138308.124207,4355267.460498,4126157.316221,1],    "boundingVolume": {    "region": [2.027118,0.707943,2.027270,0.708171,0.000000,11.320748]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/6/2_1796797.b3dm"}}}