{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.948229,-0.317589,0.000000,0.000000,0.116626,-0.348213,0.930132,0.000000,-0.295131,0.881175,0.369363,0.000000,-1883243.205520,5622822.727066,2341143.382876,1],    "boundingVolume": {    "region": [1.893930,0.378284,1.894034,0.378362,0.000000,28.384145]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/20/18_13715.b3dm"}}}