{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949108,-0.314950,0.000000,0.000000,0.176144,-0.530813,0.828982,0.000000,-0.260537,0.785134,0.561858,0.000000,-1663501.647002,5012995.171043,3563382.829203,1],    "boundingVolume": {    "region": [1.891150,0.596619,1.891251,0.596641,0.000000,11.992885]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/20/10_1421170.b3dm"}}}