{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950011,-0.312216,0.000000,0.000000,0.174498,-0.530963,0.829234,0.000000,-0.258355,0.786122,0.561484,0.000000,-1649564.848361,5019295.753736,3561007.651385,1],    "boundingVolume": {    "region": [1.888236,0.596076,1.888407,0.596281,0.000000,26.760285]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/1/2_1435974.b3dm"}}}