{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950309,-0.311308,0.000000,0.000000,0.117222,-0.357834,0.926398,0.000000,-0.288119,0.879522,0.378720,0.000000,-1838546.461637,5612405.867134,2400508.886979,1],    "boundingVolume": {    "region": [1.887362,0.388412,1.887369,0.388414,0.000000,5.111448]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/8/27.b3dm"}}}