{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949114,-0.314933,0.000000,0.000000,0.116142,-0.350017,0.929516,0.000000,-0.292467,0.881406,0.370927,0.000000,-1866251.554574,5624318.082316,2351069.982773,1],    "boundingVolume": {    "region": [1.891129,0.379950,1.891237,0.380065,0.000000,80.555630]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/15/22_1764.b3dm"}}}