{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.898751,-0.438459,0.000000,0.000000,0.283808,-0.581748,0.762248,0.000000,-0.333272,0.683138,0.649809,0.000000,-2128663.765181,4363320.325598,4122658.282837,1],    "boundingVolume": {    "region": [2.024593,0.707279,2.024767,0.707388,0.000000,7.752046]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/29/17_1802887.b3dm"}}}