{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949150,-0.314823,0.000000,0.000000,0.115968,-0.349629,0.929683,0.000000,-0.292418,0.881600,0.370503,0.000000,-1865939.090008,5625553.870737,2348377.959624,1],    "boundingVolume": {    "region": [1.891013,0.379493,1.891121,0.379608,0.000000,44.614513]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/14/18_7514.b3dm"}}}