{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949637,-0.313353,0.000000,0.000000,0.175245,-0.531092,0.828993,0.000000,-0.259220,0.785583,0.561840,0.000000,-1655091.316651,5015856.726769,3563273.046636,1],    "boundingVolume": {    "region": [1.889442,0.596525,1.889595,0.596693,0.000000,9.988233]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/6/7_1412201.b3dm"}}}