{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950455,-0.310861,0.000000,0.000000,0.173869,-0.531602,0.828957,0.000000,-0.257147,0.786225,0.561895,0.000000,-1641856.427352,5019956.206655,3563620.524145,1],    "boundingVolume": {    "region": [1.886847,0.596626,1.886944,0.596724,0.000000,14.804801]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/10/7_1394412.b3dm"}}}