{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.948888,-0.315613,0.000000,0.000000,0.176555,-0.530812,0.828895,0.000000,-0.261058,0.784869,0.561986,0.000000,-1666828.224821,5011305.498050,3564199.370470,1],    "boundingVolume": {    "region": [1.891848,0.596774,1.891950,0.596796,0.000000,8.509712]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/27/18_1116187.b3dm"}}}