{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949895,-0.312569,0.000000,0.000000,0.174694,-0.530895,0.829236,0.000000,-0.258648,0.786029,0.561481,0.000000,-1651433.423892,5018696.986619,3560985.650716,1],    "boundingVolume": {    "region": [1.888607,0.596071,1.888778,0.596276,0.000000,21.806790]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/4/2_1435817.b3dm"}}}