{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949893,-0.312576,0.000000,0.000000,0.174473,-0.530207,0.829722,0.000000,-0.258807,0.786492,0.560758,0.000000,-1652446.696006,5021641.554718,3556392.405393,1],    "boundingVolume": {    "region": [1.888619,0.595235,1.888782,0.595366,0.000000,8.438319]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/12/12_1356059.b3dm"}}}