{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.943187,-0.332263,0.000000,0.000000,0.186217,-0.528610,0.828188,0.000000,-0.274593,0.779482,0.563033,0.000000,-1753254.177054,4976926.798791,3570853.641179,1],    "boundingVolume": {    "region": [1.909435,0.598012,1.909560,0.598091,0.000000,8.726576]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/6/13_1284911.b3dm"}}}