{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.948893,-0.315598,0.000000,0.000000,0.176063,-0.529360,0.829928,0.000000,-0.261374,0.785860,0.560452,0.000000,-1668835.867984,5017604.000609,3554450.859534,1],    "boundingVolume": {    "region": [1.891836,0.594837,1.891931,0.595027,0.000000,20.078921]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/23/28_1178049.b3dm"}}}