{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.944033,-0.329850,0.000000,0.000000,0.184399,-0.527751,0.829142,0.000000,-0.272916,0.781089,0.561620,0.000000,-1742536.393007,4987159.108234,3561872.956074,1],    "boundingVolume": {    "region": [1.906893,0.596285,1.906988,0.596400,0.000000,8.365881]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/6/13_194450.b3dm"}}}