{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950573,-0.310502,0.000000,0.000000,0.173842,-0.532203,0.828576,0.000000,-0.256731,0.785958,0.562458,0.000000,-1639200.385693,5018265.204357,3567198.977541,1],    "boundingVolume": {    "region": [1.886468,0.597306,1.886566,0.597405,0.000000,17.909156]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/5/14_1385246.b3dm"}}}