{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949091,-0.315002,0.000000,0.000000,0.115864,-0.349095,0.929897,0.000000,-0.292651,0.881751,0.369961,0.000000,-1867426.802109,5626505.121048,2344937.137374,1],    "boundingVolume": {    "region": [1.891201,0.378909,1.891309,0.379024,0.000000,63.008580]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/16/12_6071.b3dm"}}}