{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.896109,-0.443835,0.000000,0.000000,0.287423,-0.580312,0.761988,0.000000,-0.337242,0.680896,0.650115,0.000000,-2154022.250975,4349002.706542,4124601.868989,1],    "boundingVolume": {    "region": [2.030610,0.707692,2.030729,0.707779,0.000000,13.009405]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/6/16_1799720.b3dm"}}}