{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.948650,-0.316328,0.000000,0.000000,0.176480,-0.529253,0.829907,0.000000,-0.261972,0.785640,0.560483,0.000000,-1672654.718179,5016194.720972,3554643.646322,1],    "boundingVolume": {    "region": [1.892605,0.594857,1.892701,0.595080,0.000000,8.816774]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/12/12_1182222.b3dm"}}}