{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.891170,-0.453669,0.000000,0.000000,0.292051,-0.573694,0.765233,0.000000,-0.346194,0.680049,0.646284,0.000000,-2211165.115331,4343524.020897,4100228.764399,1],    "boundingVolume": {    "region": [2.041627,0.702661,2.041723,0.702748,0.000000,21.195990]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/6/9_2045710.b3dm"}}}