{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.948839,-0.315761,0.000000,0.000000,0.116027,-0.348652,0.930043,0.000000,-0.293404,0.881656,0.369591,0.000000,-1872225.637205,5625894.628274,2342589.990091,1],    "boundingVolume": {    "region": [1.892003,0.378533,1.892108,0.378603,0.000000,50.453518]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/13/16_11750.b3dm"}}}