{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.948807,-0.315855,0.000000,0.000000,0.176268,-0.529496,0.829797,0.000000,-0.261546,0.785665,0.560646,0.000000,-1669931.988441,5016359.999297,3555683.397579,1],    "boundingVolume": {    "region": [1.892106,0.595055,1.892202,0.595278,0.000000,8.815350]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/6/13_1179064.b3dm"}}}