{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950294,-0.311353,0.000000,0.000000,0.174015,-0.531120,0.829235,0.000000,-0.257641,0.786358,0.561483,0.000000,-1645005.069497,5020798.543690,3560998.496221,1],    "boundingVolume": {    "region": [1.887337,0.596084,1.887488,0.596269,0.000000,8.341235]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/2/1_1342110.b3dm"}}}