{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949900,-0.312554,0.000000,0.000000,0.174734,-0.531041,0.829134,0.000000,-0.258604,0.785935,0.561632,0.000000,-1651153.490800,5018102.487177,3561946.665261,1],    "boundingVolume": {    "region": [1.888592,0.596254,1.888763,0.596459,0.000000,20.275392]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/4/3_1402828.b3dm"}}}