{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950861,-0.309618,0.000000,0.000000,0.173235,-0.532017,0.828823,0.000000,-0.256077,0.786432,0.562093,0.000000,-1635023.933728,5021285.740615,3564880.057028,1],    "boundingVolume": {    "region": [1.885505,0.596830,1.885670,0.596999,0.000000,8.758258]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/2/4_1387936.b3dm"}}}