{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950697,-0.310123,0.000000,0.000000,0.173494,-0.531855,0.828873,0.000000,-0.256510,0.786344,0.562019,0.000000,-1637787.709816,5020720.401147,3564410.777771,1],    "boundingVolume": {    "region": [1.886036,0.596741,1.886201,0.596910,0.000000,8.799913]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/5/3_1395866.b3dm"}}}