{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950328,-0.311251,0.000000,0.000000,0.174020,-0.531325,0.829102,0.000000,-0.257516,0.786259,0.561679,0.000000,-1644206.381508,5020168.592253,3562246.866073,1],    "boundingVolume": {    "region": [1.887230,0.596321,1.887382,0.596506,0.000000,8.809496]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/2/2_1397801.b3dm"}}}