{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949108,-0.314950,0.000000,0.000000,0.176138,-0.530794,0.828995,0.000000,-0.260542,0.785147,0.561838,0.000000,-1663530.912286,5013077.327841,3563254.450208,1],    "boundingVolume": {    "region": [1.891150,0.596595,1.891251,0.596616,0.000000,11.195197]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/20/9_1419864.b3dm"}}}