{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.892672,-0.450707,0.000000,0.000000,0.290545,-0.575454,0.764484,0.000000,-0.343594,0.680524,0.647171,0.000000,-2194570.909678,4346573.372296,4105870.726267,1],    "boundingVolume": {    "region": [2.038302,0.703833,2.038406,0.703902,0.000000,36.968523]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/8/3_2008900.b3dm"}}}