{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950248,-0.311494,0.000000,0.000000,0.173101,-0.528064,0.831375,0.000000,-0.258430,0.788368,0.558292,0.000000,-1650021.404065,5033572.957345,3540722.116019,1],    "boundingVolume": {    "region": [1.887555,0.592323,1.887568,0.592329,0.000000,8.229575]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/2/31.b3dm"}}}