{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950450,-0.310877,0.000000,0.000000,0.173596,-0.530737,0.829568,0.000000,-0.257352,0.786806,0.560988,0.000000,-1643156.365593,5023648.360445,3557852.614338,1],    "boundingVolume": {    "region": [1.886862,0.595520,1.886962,0.595637,0.000000,8.763836]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/3/11_1451780.b3dm"}}}