{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950619,-0.310362,0.000000,0.000000,0.116839,-0.357871,0.926433,0.000000,-0.287254,0.879841,0.378635,0.000000,-1833025.938979,5614442.381618,2399972.009323,1],    "boundingVolume": {    "region": [1.886310,0.388257,1.886429,0.388386,0.000000,21.931383]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/21/14_58786.b3dm"}}}