{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950055,-0.312083,0.000000,0.000000,0.174032,-0.529794,0.830079,0.000000,-0.258510,0.786967,0.560228,0.000000,-1650550.087941,5024666.223749,3553022.116323,1],    "boundingVolume": {    "region": [1.888099,0.594595,1.888263,0.594726,0.000000,16.856485]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/9/7_1459098.b3dm"}}}