{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.951073,-0.308967,0.000000,0.000000,0.115927,-0.356849,0.926941,0.000000,-0.286122,0.880750,0.377377,0.000000,-1825798.121824,5620225.193078,2391986.805509,1],    "boundingVolume": {    "region": [1.884822,0.386910,1.884985,0.387013,0.000000,18.149452]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/19/16_5746.b3dm"}}}