{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.948805,-0.315863,0.000000,0.000000,0.176365,-0.529775,0.829599,0.000000,-0.261489,0.785473,0.560942,0.000000,-1669570.069301,5015138.869587,3557562.749869,1],    "boundingVolume": {    "region": [1.892114,0.595412,1.892210,0.595635,0.000000,8.711555]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/6/14_1071201.b3dm"}}}