{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950041,-0.312125,0.000000,0.000000,0.174204,-0.530239,0.829759,0.000000,-0.258445,0.786650,0.560704,0.000000,-1650133.258336,5022647.649855,3556048.122068,1],    "boundingVolume": {    "region": [1.888143,0.595170,1.888307,0.595301,0.000000,8.820070]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/9/12_1454190.b3dm"}}}