{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.948862,-0.315693,0.000000,0.000000,0.116009,-0.348682,0.930034,0.000000,-0.293337,0.881669,0.369613,0.000000,-1871800.269021,5625976.952198,2342731.246332,1],    "boundingVolume": {    "region": [1.891930,0.378557,1.892035,0.378627,0.000000,68.372810]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/12/16_11884.b3dm"}}}