{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950211,-0.311606,0.000000,0.000000,0.114757,-0.349940,0.929716,0.000000,-0.289440,0.882618,0.370419,0.000000,-1846937.389484,5632045.394503,2347843.256789,1],    "boundingVolume": {    "region": [1.887630,0.379421,1.887729,0.379498,0.000000,7.260325]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/26/20.b3dm"}}}