{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949124,-0.314902,0.000000,0.000000,0.115332,-0.347615,0.930517,0.000000,-0.292757,0.882376,0.368382,0.000000,-1868090.197143,5630475.159947,2334925.517205,1],    "boundingVolume": {    "region": [1.891088,0.377220,1.891212,0.377317,0.000000,40.549310]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/4/6_23197.b3dm"}}}