{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.948671,-0.316264,0.000000,0.000000,0.117049,-0.351103,0.928992,0.000000,-0.293534,0.880493,0.372250,0.000000,-1873071.946697,5618510.262236,2359461.029196,1],    "boundingVolume": {    "region": [1.892501,0.381326,1.892668,0.381537,0.000000,11.623691]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/7/10_68742.b3dm"}}}