{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.898902,-0.438150,0.000000,0.000000,0.282951,-0.580498,0.763518,0.000000,-0.333596,0.684401,0.648313,0.000000,-2130720.690060,4371356.515732,4113135.678832,1],    "boundingVolume": {    "region": [2.024253,0.705307,2.024418,0.705426,0.000000,22.408144]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/6/6_1843606.b3dm"}}}