{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.871337,-0.490686,0.000000,0.000000,0.211859,-0.376209,0.901988,0.000000,-0.442036,0.784946,0.434124,0.000000,-2821146.409668,5009656.207864,2752101.710786,1],    "boundingVolume": {    "region": [2.083617,0.449025,2.083729,0.449106,0.000000,90.631680]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/2/2_224487.b3dm"}}}