{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950050,-0.312097,0.000000,0.000000,0.172995,-0.526611,0.832318,0.000000,-0.259226,0.789106,0.556878,0.000000,-1655097.567676,5038261.641021,3531733.367422,1],    "boundingVolume": {    "region": [1.888136,0.590560,1.888255,0.590684,0.000000,6.711931]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/8/17_1322681.b3dm"}}}