{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.895772,-0.444514,0.000000,0.000000,0.284126,-0.572563,0.769054,0.000000,-0.340915,0.687002,0.641721,0.000000,-2177404.047877,4387842.692683,4071200.651024,1],    "boundingVolume": {    "region": [2.031367,0.696681,2.031489,0.696799,0.000000,13.749374]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/2/1/3_653729.b3dm"}}}