{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950586,-0.310462,0.000000,0.000000,0.173314,-0.530660,0.829676,0.000000,-0.257042,0.787021,0.560827,0.000000,-1641178.499931,5025021.510933,3556833.106481,1],    "boundingVolume": {    "region": [1.886418,0.595327,1.886534,0.595442,0.000000,8.791481]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/11/9_1450767.b3dm"}}}