{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.951458,-0.307779,0.000000,0.000000,0.115474,-0.356971,0.926950,0.000000,-0.285025,0.881116,0.377353,0.000000,-1818795.400753,5622558.810481,2391838.492639,1],    "boundingVolume": {    "region": [1.883573,0.386885,1.883736,0.386988,0.000000,35.073257]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/11/16_50576.b3dm"}}}