{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.948929,-0.315489,0.000000,0.000000,0.175987,-0.529335,0.829960,0.000000,-0.261294,0.785921,0.560405,0.000000,-1668324.729478,5017989.654140,3554148.406024,1],    "boundingVolume": {    "region": [1.891721,0.594779,1.891816,0.594970,0.000000,15.765532]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/22/28_1177421.b3dm"}}}