{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950311,-0.311303,0.000000,0.000000,0.174085,-0.531426,0.829024,0.000000,-0.257534,0.786170,0.561795,0.000000,-1644324.870469,5019602.626592,3562984.678028,1],    "boundingVolume": {    "region": [1.887285,0.596461,1.887437,0.596647,0.000000,8.799261]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/2/3_1398649.b3dm"}}}