{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.891155,-0.453698,0.000000,0.000000,0.292068,-0.573682,0.765235,0.000000,-0.346217,0.680040,0.646281,0.000000,-2211311.737215,4343467.647374,4100209.539444,1],    "boundingVolume": {    "region": [2.041659,0.702657,2.041755,0.702744,0.000000,21.195990]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/6/9_2045690.b3dm"}}}