{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949712,-0.313124,0.000000,0.000000,0.174988,-0.530743,0.829271,0.000000,-0.259118,0.785911,0.561428,0.000000,-1654438.861060,5017946.082338,3560651.040393,1],    "boundingVolume": {    "region": [1.889201,0.596026,1.889354,0.596194,0.000000,17.871203]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/5/4_1349741.b3dm"}}}