{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.943154,-0.332356,0.000000,0.000000,0.186403,-0.528971,0.827915,0.000000,-0.274579,0.779196,0.563436,0.000000,-1753166.589438,4975106.329389,3573415.295906,1],    "boundingVolume": {    "region": [1.909524,0.598490,1.909669,0.598588,0.000000,8.802201]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/10/7_657518.b3dm"}}}