{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949177,-0.314742,0.000000,0.000000,0.175505,-0.529275,0.830100,0.000000,-0.260720,0.786261,0.560196,0.000000,-1664657.130039,5020153.516604,3552821.041167,1],    "boundingVolume": {    "region": [1.890934,0.594527,1.891029,0.594718,0.000000,8.812520]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/13/26_1380670.b3dm"}}}