{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950009,-0.312222,0.000000,0.000000,0.174092,-0.529717,0.830116,0.000000,-0.258637,0.786965,0.560173,0.000000,-1651357.617113,5024648.624493,3552674.105316,1],    "boundingVolume": {    "region": [1.888245,0.594529,1.888409,0.594660,0.000000,17.566301]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/10/7_1460440.b3dm"}}}