{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950325,-0.311259,0.000000,0.000000,0.174016,-0.531301,0.829119,0.000000,-0.257527,0.786272,0.561655,0.000000,-1644279.117728,5020254.994754,3562092.563909,1],    "boundingVolume": {    "region": [1.887238,0.596292,1.887390,0.596477,0.000000,8.809496]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/2/2_1397591.b3dm"}}}