{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.952025,-0.306021,0.000000,0.000000,0.114564,-0.356405,0.927281,0.000000,-0.283499,0.881959,0.376532,0.000000,-1809053.007298,5627929.366277,2386625.610550,1],    "boundingVolume": {    "region": [1.881720,0.385998,1.881893,0.386101,0.000000,14.134565]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/20/13_34887.b3dm"}}}