{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.944102,-0.329653,0.000000,0.000000,0.184097,-0.527239,0.829534,0.000000,-0.272884,0.781518,0.561038,0.000000,-1742326.859270,4989891.910663,3558171.086177,1],    "boundingVolume": {    "region": [1.906685,0.595581,1.906780,0.595696,0.000000,8.818882]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/3/6_1267331.b3dm"}}}