{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.894874,-0.446319,0.000000,0.000000,0.284537,-0.570499,0.770435,0.000000,-0.342919,0.687555,0.640059,0.000000,-2190186.832033,4391344.981633,4060625.210267,1],    "boundingVolume": {    "region": [2.033377,0.694512,2.033511,0.694637,0.000000,43.450880]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/5/12_1137938.b3dm"}}}