{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.948710,-0.316147,0.000000,0.000000,0.176438,-0.529463,0.829782,0.000000,-0.261782,0.785570,0.560669,0.000000,-1671443.132329,5015753.783497,3555827.588665,1],    "boundingVolume": {    "region": [1.892414,0.595082,1.892510,0.595305,0.000000,8.816292]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/9/13_1179476.b3dm"}}}