{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.948893,-0.315599,0.000000,0.000000,0.176063,-0.529358,0.829929,0.000000,-0.261375,0.785861,0.560451,0.000000,-1668840.644262,5017609.302730,3554441.197455,1],    "boundingVolume": {    "region": [1.891836,0.594835,1.891931,0.595025,0.000000,20.078921]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/23/28_1178038.b3dm"}}}