{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949973,-0.312333,0.000000,0.000000,0.174493,-0.530728,0.829386,0.000000,-0.258500,0.786236,0.561259,0.000000,-1650486.555801,5020016.042937,3559574.605771,1],    "boundingVolume": {    "region": [1.888359,0.595803,1.888530,0.596008,0.000000,18.488243]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/2/1_1433879.b3dm"}}}