{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949725,-0.313085,0.000000,0.000000,0.174979,-0.530790,0.829243,0.000000,-0.259077,0.785895,0.561470,0.000000,-1654173.115291,5017843.184302,3560917.711071,1],    "boundingVolume": {    "region": [1.889159,0.596077,1.889312,0.596245,0.000000,19.004798]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/4/4_1435183.b3dm"}}}