{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.944030,-0.329859,0.000000,0.000000,0.184194,-0.527150,0.829570,0.000000,-0.273066,0.781493,0.560985,0.000000,-1743488.716900,4989726.537657,3557836.123381,1],    "boundingVolume": {    "region": [1.906903,0.595518,1.906998,0.595633,0.000000,8.703836]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/6/6_1311677.b3dm"}}}