{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949234,-0.314571,0.000000,0.000000,0.115180,-0.347561,0.930556,0.000000,-0.292461,0.882516,0.368283,0.000000,-1866205.422536,5631363.914372,2334293.544986,1],    "boundingVolume": {    "region": [1.890739,0.377113,1.890864,0.377210,0.000000,58.782078]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/1/5_22939.b3dm"}}}