{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950110,-0.311915,0.000000,0.000000,0.174232,-0.530721,0.829445,0.000000,-0.258172,0.786406,0.561171,0.000000,-1648396.242283,5021101.420483,3559016.081102,1],    "boundingVolume": {    "region": [1.887955,0.595741,1.888054,0.595858,0.000000,8.734525]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/14/13_1353155.b3dm"}}}