{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.897498,-0.441019,0.000000,0.000000,0.283260,-0.576450,0.766465,0.000000,-0.337086,0.685990,0.644819,0.000000,-2152982.073440,4381437.586792,4090906.440271,1],    "boundingVolume": {    "region": [2.027467,0.700751,2.027593,0.700820,0.000000,10.013066]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/15/10_859888.b3dm"}}}