{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949078,-0.315041,0.000000,0.000000,0.116184,-0.350011,0.929513,0.000000,-0.292566,0.881370,0.370935,0.000000,-1866883.145952,5624087.959133,2351118.717290,1],    "boundingVolume": {    "region": [1.891242,0.379958,1.891350,0.380073,0.000000,71.898350]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/16/22_1846.b3dm"}}}