{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.944576,-0.328292,0.000000,0.000000,0.183591,-0.528238,0.829010,0.000000,-0.271583,0.781413,0.561815,0.000000,-1734028.891239,4989232.980007,3563111.924815,1],    "boundingVolume": {    "region": [1.905233,0.596541,1.905348,0.596616,0.000000,8.781226]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/1/9_130709.b3dm"}}}