{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950818,-0.309751,0.000000,0.000000,0.173325,-0.532042,0.828788,0.000000,-0.256176,0.786363,0.562145,0.000000,-1635655.883492,5020845.798132,3565207.586815,1],    "boundingVolume": {    "region": [1.885645,0.596892,1.885810,0.597061,0.000000,8.758258]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/2/4_1388409.b3dm"}}}