{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949716,-0.313111,0.000000,0.000000,0.174982,-0.530749,0.829269,0.000000,-0.259107,0.785912,0.561432,0.000000,-1654365.582640,5017951.303251,3560677.551601,1],    "boundingVolume": {    "region": [1.889187,0.596031,1.889340,0.596199,0.000000,9.911350]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/5/4_1349670.b3dm"}}}