{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.944172,-0.329452,0.000000,0.000000,0.184243,-0.528021,0.829004,0.000000,-0.272541,0.781073,0.561824,0.000000,-1740144.506022,4987060.840799,3563170.912055,1],    "boundingVolume": {    "region": [1.906462,0.596552,1.906577,0.596627,0.000000,8.685572]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/12/9_130564.b3dm"}}}