{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950099,-0.311947,0.000000,0.000000,0.174376,-0.531097,0.829174,0.000000,-0.258114,0.786138,0.561573,0.000000,-1648025.031396,5019396.594814,3561574.602666,1],    "boundingVolume": {    "region": [1.887969,0.596182,1.888107,0.596390,0.000000,8.817862]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/4/2_1432884.b3dm"}}}