{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949506,-0.313749,0.000000,0.000000,0.175480,-0.531061,0.828964,0.000000,-0.259538,0.785446,0.561884,0.000000,-1657120.080486,5014987.792449,3563551.303158,1],    "boundingVolume": {    "region": [1.889884,0.596651,1.889985,0.596673,0.000000,6.223360]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/7/12_1336857.b3dm"}}}