{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.948942,-0.315452,0.000000,0.000000,0.115893,-0.348630,0.930068,0.000000,-0.293124,0.881776,0.369527,0.000000,-1870439.418055,5626657.670119,2342186.935126,1],    "boundingVolume": {    "region": [1.891676,0.378465,1.891781,0.378535,0.000000,7.970601]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/10/15_11514.b3dm"}}}