{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.895232,-0.445600,0.000000,0.000000,0.289439,-0.581497,0.760320,0.000000,-0.337836,0.678730,0.652068,0.000000,-2157836.470874,4335204.164444,4137031.726881,1],    "boundingVolume": {    "region": [2.032551,0.710257,2.032730,0.710362,0.000000,18.925503]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/27/15_1866696.b3dm"}}}