{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949154,-0.314812,0.000000,0.000000,0.176062,-0.530824,0.828992,0.000000,-0.260426,0.785183,0.561842,0.000000,-1662793.452101,5013301.866626,3563282.566302,1],    "boundingVolume": {    "region": [1.891004,0.596600,1.891105,0.596622,0.000000,10.701835]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/18/9_1420281.b3dm"}}}