{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.951016,-0.309140,0.000000,0.000000,0.116051,-0.357011,0.926863,0.000000,-0.286258,0.880623,0.377570,0.000000,-1826664.010302,5619417.322422,2393215.162888,1],    "boundingVolume": {    "region": [1.885003,0.387119,1.885167,0.387222,0.000000,26.930559]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/20/18_59851.b3dm"}}}