{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.948727,-0.316096,0.000000,0.000000,0.176464,-0.529637,0.829665,0.000000,-0.261703,0.785473,0.560843,0.000000,-1670936.151592,5015134.696160,3556931.464397,1],    "boundingVolume": {    "region": [1.892360,0.595292,1.892456,0.595515,0.000000,8.794362]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/9/14_1180570.b3dm"}}}