{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949146,-0.314837,0.000000,0.000000,0.116078,-0.349943,0.929552,0.000000,-0.292388,0.881470,0.370836,0.000000,-1865752.891781,5624726.219851,2350493.181244,1],    "boundingVolume": {    "region": [1.891027,0.379852,1.891135,0.379967,0.000000,71.051956]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/14/21_523.b3dm"}}}