{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950745,-0.309974,0.000000,0.000000,0.173323,-0.531610,0.829066,0.000000,-0.256448,0.786569,0.561733,0.000000,-1637388.088756,5022149.801348,3562592.466047,1],    "boundingVolume": {    "region": [1.885880,0.596395,1.886045,0.596564,0.000000,8.130019]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/4/1_1324673.b3dm"}}}