{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.858233,-0.513260,0.000000,0.000000,0.262893,-0.439589,0.858865,0.000000,-0.440041,0.735802,0.514742,0.000000,-2809137.251699,4697213.926613,3264009.779365,1],    "boundingVolume": {    "region": [2.109694,0.540644,2.109858,0.540769,0.000000,73.722900]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/9/10_425549.b3dm"}}}