{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950308,-0.311310,0.000000,0.000000,0.174048,-0.531299,0.829113,0.000000,-0.257568,0.786253,0.561662,0.000000,-1644540.328882,5020134.353660,3562141.670861,1],    "boundingVolume": {    "region": [1.887292,0.596301,1.887444,0.596486,0.000000,8.809496]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/2/2_1397647.b3dm"}}}