{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950573,-0.310502,0.000000,0.000000,0.173640,-0.531582,0.829017,0.000000,-0.256868,0.786380,0.561805,0.000000,-1640075.998074,5020946.818163,3563048.599756,1],    "boundingVolume": {    "region": [1.886468,0.596517,1.886566,0.596616,0.000000,13.019579]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/5/6_1329867.b3dm"}}}