{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949079,-0.315040,0.000000,0.000000,0.116180,-0.350002,0.929517,0.000000,-0.292566,0.881374,0.370925,0.000000,-1866883.220530,5624114.678092,2351055.171164,1],    "boundingVolume": {    "region": [1.891241,0.379947,1.891349,0.380062,0.000000,71.898350]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/16/22_1748.b3dm"}}}