{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.944110,-0.329631,0.000000,0.000000,0.184077,-0.527223,0.829549,0.000000,-0.272870,0.781539,0.561015,0.000000,-1742240.595047,4990024.274289,3558028.657130,1],    "boundingVolume": {    "region": [1.906661,0.595554,1.906757,0.595669,0.000000,8.818882]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/3/6_1267366.b3dm"}}}