{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949111,-0.314942,0.000000,0.000000,0.115932,-0.349373,0.929784,0.000000,-0.292560,0.881661,0.370247,0.000000,-1866845.230498,5625935.717138,2346753.433580,1],    "boundingVolume": {    "region": [1.891138,0.379217,1.891246,0.379332,0.000000,66.982994]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/15/15_6712.b3dm"}}}