{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.895912,-0.444231,0.000000,0.000000,0.283844,-0.572449,0.769243,0.000000,-0.340782,0.687279,0.641494,0.000000,-2176553.218130,4389611.497728,4069758.315569,1],    "boundingVolume": {    "region": [2.031058,0.696391,2.031166,0.696498,0.000000,46.648378]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/2/1/0_618863.b3dm"}}}