{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950330,-0.311245,0.000000,0.000000,0.174205,-0.531904,0.828692,0.000000,-0.257381,0.785868,0.562287,0.000000,-1643354.307750,5017686.984861,3566108.311019,1],    "boundingVolume": {    "region": [1.887250,0.597099,1.887348,0.597198,0.000000,8.236394]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/14/12_1325808.b3dm"}}}