{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.898365,-0.439251,0.000000,0.000000,0.284193,-0.581238,0.762494,0.000000,-0.333982,0.683067,0.649520,0.000000,-2133195.739776,4362856.871585,4120818.254440,1],    "boundingVolume": {    "region": [2.025510,0.706916,2.025611,0.706990,0.000000,12.946702]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/9/12_1802278.b3dm"}}}