{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.895056,-0.445954,0.000000,0.000000,0.284023,-0.570051,0.770956,0.000000,-0.342871,0.688164,0.639430,0.000000,-2189879.321456,4395220.513573,4056623.022180,1],    "boundingVolume": {    "region": [2.032969,0.693694,2.033103,0.693818,0.000000,49.266607]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/2/6_1016239.b3dm"}}}