{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949053,-0.315118,0.000000,0.000000,0.176064,-0.530259,0.829354,0.000000,-0.260794,0.785444,0.561306,0.000000,-1665138.446475,5014959.461064,3559876.317743,1],    "boundingVolume": {    "region": [1.891309,0.595910,1.891446,0.596016,0.000000,14.029451]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/8/9_1374137.b3dm"}}}