{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.951217,-0.308523,0.000000,0.000000,0.115673,-0.356635,0.927055,0.000000,-0.285746,0.880994,0.377093,0.000000,-1823398.272118,5621773.663486,2390190.035748,1],    "boundingVolume": {    "region": [1.884355,0.386604,1.884518,0.386707,0.000000,54.868675]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/16/13_19978.b3dm"}}}