{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.898030,-0.439934,0.000000,0.000000,0.284913,-0.581588,0.761958,0.000000,-0.334265,0.682329,0.650149,0.000000,-2135010.596356,4358157.876883,4124821.744761,1],    "boundingVolume": {    "region": [2.026298,0.707762,2.026345,0.707800,0.000000,13.141292]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/28/12.b3dm"}}}