{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.891157,-0.453695,0.000000,0.000000,0.292064,-0.573678,0.765240,0.000000,-0.346217,0.680046,0.646275,0.000000,-2211310.142622,4343502.926112,4100173.271784,1],    "boundingVolume": {    "region": [2.041656,0.702650,2.041751,0.702736,0.000000,21.051588]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/6/9_2045664.b3dm"}}}