{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950296,-0.311348,0.000000,0.000000,0.174067,-0.531288,0.829116,0.000000,-0.257600,0.786246,0.561658,0.000000,-1644743.238474,5020086.878972,3562115.072476,1],    "boundingVolume": {    "region": [1.887331,0.596296,1.887483,0.596481,0.000000,8.809496]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/2/2_1397613.b3dm"}}}