{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.948678,-0.316243,0.000000,0.000000,0.176462,-0.529359,0.829843,0.000000,-0.261881,0.785602,0.560578,0.000000,-1672073.165028,5015954.744516,3555251.739467,1],    "boundingVolume": {    "region": [1.892515,0.594972,1.892611,0.595196,0.000000,8.669731]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/11/12_1178587.b3dm"}}}