{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950573,-0.310502,0.000000,0.000000,0.173562,-0.531345,0.829186,0.000000,-0.256921,0.786541,0.561555,0.000000,-1640412.623026,5021971.423682,3561459.992527,1],    "boundingVolume": {    "region": [1.886468,0.596215,1.886566,0.596314,0.000000,6.596434]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/5/2_1341751.b3dm"}}}