{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950015,-0.312203,0.000000,0.000000,0.174487,-0.530954,0.829242,0.000000,-0.258347,0.786134,0.561472,0.000000,-1649514.723245,5019369.013599,3560928.143755,1],    "boundingVolume": {    "region": [1.888222,0.596060,1.888393,0.596266,0.000000,26.760285]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/1/2_1435255.b3dm"}}}