{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.857826,-0.513941,0.000000,0.000000,0.263070,-0.439095,0.859063,0.000000,-0.440727,0.735624,0.514408,0.000000,-2813512.980853,4696074.477650,3261894.061738,1],    "boundingVolume": {    "region": [2.110486,0.540255,2.110651,0.540380,0.000000,17.764566]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/14/6_386133.b3dm"}}}