{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.944166,-0.329470,0.000000,0.000000,0.184103,-0.527586,0.829312,0.000000,-0.272659,0.781360,0.561367,0.000000,-1740891.598123,4988888.794252,3560265.468751,1],    "boundingVolume": {    "region": [1.906482,0.596000,1.906596,0.596074,0.000000,8.212955]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/12/1_1266792.b3dm"}}}