{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950596,-0.310431,0.000000,0.000000,0.173576,-0.531520,0.829070,0.000000,-0.256827,0.786450,0.561726,0.000000,-1639809.964095,5021391.509801,3562547.711342,1],    "boundingVolume": {    "region": [1.886394,0.596422,1.886492,0.596520,0.000000,20.032815]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/5/5_1389456.b3dm"}}}