{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949111,-0.314942,0.000000,0.000000,0.115721,-0.348736,0.930049,0.000000,-0.292644,0.881915,0.369574,0.000000,-1867380.498055,5627548.879000,2342484.596424,1],    "boundingVolume": {    "region": [1.891139,0.378516,1.891244,0.378585,0.000000,28.800565]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/4/16_9619.b3dm"}}}