{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.898114,-0.439763,0.000000,0.000000,0.284480,-0.580985,0.762579,0.000000,-0.334409,0.682953,0.649419,0.000000,-2135925.718400,4362130.555986,4120177.322366,1],    "boundingVolume": {    "region": [2.026081,0.706783,2.026182,0.706858,0.000000,8.849686]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/15/10_1823891.b3dm"}}}