{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949987,-0.312289,0.000000,0.000000,0.174470,-0.530741,0.829381,0.000000,-0.258461,0.786244,0.561265,0.000000,-1650243.298917,5020068.805154,3559612.722383,1],    "boundingVolume": {    "region": [1.888312,0.595810,1.888483,0.596015,0.000000,18.488243]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/2/1_1351359.b3dm"}}}