{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949634,-0.313361,0.000000,0.000000,0.114667,-0.347497,0.930644,0.000000,-0.291364,0.882972,0.368060,0.000000,-1859201.829933,5634269.256804,2332880.518302,1],    "boundingVolume": {    "region": [1.889442,0.376797,1.889611,0.377047,0.000000,11.865272]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/6/7_22199.b3dm"}}}