{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950214,-0.311599,0.000000,0.000000,0.173900,-0.530304,0.829781,0.000000,-0.258016,0.786814,0.560671,0.000000,-1647395.536194,5023694.001041,3555840.814620,1],    "boundingVolume": {    "region": [1.887622,0.595138,1.887721,0.595254,0.000000,8.805401]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/11/8_1453998.b3dm"}}}