{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950330,-0.311244,0.000000,0.000000,0.174149,-0.531734,0.828813,0.000000,-0.257419,0.785983,0.562108,0.000000,-1643590.535526,5018420.214374,3564975.134363,1],    "boundingVolume": {    "region": [1.887249,0.596883,1.887347,0.596982,0.000000,6.639622]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/14/9_1326818.b3dm"}}}