{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950153,-0.311785,0.000000,0.000000,0.174216,-0.530918,0.829322,0.000000,-0.258026,0.786324,0.561353,0.000000,-1647461.811731,5020582.487321,3560172.843782,1],    "boundingVolume": {    "region": [1.887798,0.595915,1.887936,0.596124,0.000000,8.779620]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/2/1_1350731.b3dm"}}}