{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.952797,-0.303609,0.000000,0.000000,0.113090,-0.354904,0.928037,0.000000,-0.281497,0.883403,0.374646,0.000000,-1796268.790378,5637111.487461,2374662.069616,1],    "boundingVolume": {    "region": [1.879201,0.383950,1.879349,0.384079,0.000000,11.636001]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/16/19_39159.b3dm"}}}