{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.948893,-0.315597,0.000000,0.000000,0.176047,-0.529315,0.829960,0.000000,-0.261384,0.785891,0.560405,0.000000,-1668895.373111,5017800.490070,3554147.574229,1],    "boundingVolume": {    "region": [1.891835,0.594779,1.891930,0.594970,0.000000,17.006980]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/23/28_1177409.b3dm"}}}