{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.948635,-0.316372,0.000000,0.000000,0.176502,-0.529238,0.829912,0.000000,-0.262010,0.785632,0.560476,0.000000,-1672896.242140,5016144.378010,3554601.314846,1],    "boundingVolume": {    "region": [1.892651,0.594849,1.892747,0.595072,0.000000,8.705799]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/12/12_1182179.b3dm"}}}