{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.944172,-0.329454,0.000000,0.000000,0.184231,-0.527982,0.829032,0.000000,-0.272552,0.781098,0.561784,0.000000,-1740215.320231,4987221.183660,3562913.630854,1],    "boundingVolume": {    "region": [1.906465,0.596503,1.906579,0.596578,0.000000,8.722423]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/12/8_192473.b3dm"}}}