{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950750,-0.309959,0.000000,0.000000,0.173316,-0.531617,0.829063,0.000000,-0.256434,0.786570,0.561738,0.000000,-1637303.091054,5022158.578393,3562618.978766,1],    "boundingVolume": {    "region": [1.885864,0.596400,1.886029,0.596569,0.000000,7.680824]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/4/1_1324669.b3dm"}}}