{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950372,-0.311117,0.000000,0.000000,0.174122,-0.531893,0.828717,0.000000,-0.257283,0.785926,0.562251,0.000000,-1642728.488680,5018055.593219,3565879.515337,1],    "boundingVolume": {    "region": [1.887116,0.597055,1.887213,0.597154,0.000000,8.811527]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/12/11_1385411.b3dm"}}}