{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.948894,-0.315595,0.000000,0.000000,0.176047,-0.529317,0.829958,0.000000,-0.261381,0.785891,0.560407,0.000000,-1668878.557591,5017796.034954,3554161.664938,1],    "boundingVolume": {    "region": [1.891832,0.594782,1.891927,0.594972,0.000000,17.006980]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/23/28_1177439.b3dm"}}}