{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950383,-0.311081,0.000000,0.000000,0.115178,-0.351881,0.928931,0.000000,-0.288705,0.882024,0.372402,0.000000,-1842257.362994,5628281.895568,2360426.325773,1],    "boundingVolume": {    "region": [1.887063,0.381544,1.887190,0.381647,0.000000,20.695461]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/11/16_66246.b3dm"}}}