{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.897872,-0.440257,0.000000,0.000000,0.285164,-0.581572,0.761876,0.000000,-0.334473,0.682135,0.650246,0.000000,-2136342.559966,4356919.443343,4125436.221377,1],    "boundingVolume": {    "region": [2.026605,0.707794,2.026757,0.708022,0.000000,15.795172]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/2/1_1793904.b3dm"}}}