{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949586,-0.313505,0.000000,0.000000,0.174967,-0.529963,0.829774,0.000000,-0.259592,0.786288,0.560681,0.000000,-1657461.435167,5020337.352224,3555903.377465,1],    "boundingVolume": {    "region": [1.889598,0.595075,1.889760,0.595341,0.000000,8.805125]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/8/13_1369277.b3dm"}}}