{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950354,-0.311171,0.000000,0.000000,0.173855,-0.530972,0.829363,0.000000,-0.257531,0.786530,0.561292,0.000000,-1644302.501839,5021892.640244,3559788.148556,1],    "boundingVolume": {    "region": [1.887172,0.595888,1.887271,0.596005,0.000000,8.808885]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/6/14_1430038.b3dm"}}}