{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.951356,-0.308095,0.000000,0.000000,0.115486,-0.356605,0.927090,0.000000,-0.285361,0.881155,0.377007,0.000000,-1820935.108557,5622805.882313,2389643.433141,1],    "boundingVolume": {    "region": [1.883904,0.386511,1.884068,0.386614,0.000000,19.432401]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/13/12_7872.b3dm"}}}