{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949886,-0.312598,0.000000,0.000000,0.174637,-0.530666,0.829395,0.000000,-0.258721,0.786173,0.561245,0.000000,-1651903.748815,5019611.904846,3559487.717978,1],    "boundingVolume": {    "region": [1.888646,0.595805,1.888800,0.595973,0.000000,11.044075]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/1/2_1351841.b3dm"}}}