{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949360,-0.314189,0.000000,0.000000,0.175198,-0.529383,0.830096,0.000000,-0.260261,0.786409,0.560202,0.000000,-1661724.500835,5021098.964541,3552857.605087,1],    "boundingVolume": {    "region": [1.890318,0.594496,1.890480,0.594762,0.000000,8.691662]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/12/11_1380608.b3dm"}}}