{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950848,-0.309658,0.000000,0.000000,0.173267,-0.532039,0.828802,0.000000,-0.256104,0.786402,0.562124,0.000000,-1635194.219765,5021090.632862,3565075.441741,1],    "boundingVolume": {    "region": [1.885547,0.596867,1.885712,0.597036,0.000000,8.758258]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/2/4_1388212.b3dm"}}}