{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950225,-0.311565,0.000000,0.000000,0.173701,-0.529761,0.830169,0.000000,-0.258110,0.787195,0.560093,0.000000,-1647990.747207,5026115.944097,3552165.319021,1],    "boundingVolume": {    "region": [1.887554,0.594432,1.887718,0.594563,0.000000,8.606825]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/5/6_1375801.b3dm"}}}