{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.948593,-0.316497,0.000000,0.000000,0.176445,-0.528835,0.830181,0.000000,-0.262200,0.785854,0.560075,0.000000,-1674103.223356,5017557.960618,3552054.232150,1],    "boundingVolume": {    "region": [1.892783,0.594365,1.892879,0.594588,0.000000,8.802450]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/13/9_1214720.b3dm"}}}