{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950047,-0.312106,0.000000,0.000000,0.174505,-0.531190,0.829087,0.000000,-0.258218,0.786012,0.561702,0.000000,-1648689.816055,5018595.475288,3562390.280985,1],    "boundingVolume": {    "region": [1.888136,0.596337,1.888274,0.596545,0.000000,8.808884]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/5/3_1397941.b3dm"}}}