{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.895769,-0.444520,0.000000,0.000000,0.284085,-0.572470,0.769139,0.000000,-0.340957,0.687075,0.641619,0.000000,-2177675.904683,4388312.477378,4070553.206328,1],    "boundingVolume": {    "region": [2.031374,0.696549,2.031496,0.696667,0.000000,24.370976]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/2/1/2_949025.b3dm"}}}