{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949534,-0.313664,0.000000,0.000000,0.175020,-0.529827,0.829850,0.000000,-0.259748,0.786317,0.560568,0.000000,-1658452.745157,5020522.399860,3555184.683973,1],    "boundingVolume": {    "region": [1.889765,0.594938,1.889927,0.595204,0.000000,8.804776]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/9/13_1370267.b3dm"}}}