{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950138,-0.311831,0.000000,0.000000,0.174518,-0.531749,0.828726,0.000000,-0.257876,0.785741,0.562237,0.000000,-1646513.933893,5016875.234382,3565795.051579,1],    "boundingVolume": {    "region": [1.887839,0.596996,1.887991,0.597181,0.000000,8.297579]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/6/6_1331869.b3dm"}}}