{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950855,-0.309637,0.000000,0.000000,0.173258,-0.532054,0.828795,0.000000,-0.256084,0.786400,0.562135,0.000000,-1635067.225530,5021081.898277,3565145.516871,1],    "boundingVolume": {    "region": [1.885525,0.596881,1.885690,0.597050,0.000000,8.758258]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/2/4_1388330.b3dm"}}}