{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949755,-0.312996,0.000000,0.000000,0.174751,-0.530265,0.829627,0.000000,-0.259124,0.786287,0.560899,0.000000,-1654472.444538,5020332.521428,3557292.520862,1],    "boundingVolume": {    "region": [1.889065,0.595388,1.889218,0.595556,0.000000,16.824324]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/4/0_1355230.b3dm"}}}