{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.893978,-0.448111,0.000000,0.000000,0.288712,-0.575977,0.764785,0.000000,-0.341751,0.681790,0.646815,0.000000,-2182792.509121,4354651.138949,4103604.716894,1],    "boundingVolume": {    "region": [2.035365,0.703319,2.035530,0.703481,0.000000,42.859510]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/2/1/1_1991382.b3dm"}}}