{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949092,-0.314999,0.000000,0.000000,0.116017,-0.349559,0.929703,0.000000,-0.292588,0.881566,0.370452,0.000000,-1867023.091973,5625331.003284,2348052.440252,1],    "boundingVolume": {    "region": [1.891198,0.379438,1.891307,0.379553,0.000000,46.213196]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/16/17_7315.b3dm"}}}