{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950309,-0.311307,0.000000,0.000000,0.174036,-0.531270,0.829134,0.000000,-0.257572,0.786274,0.561632,0.000000,-1644564.663737,5020265.246039,3561947.271544,1],    "boundingVolume": {    "region": [1.887289,0.596264,1.887441,0.596449,0.000000,8.806967]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/2/2_1397367.b3dm"}}}