{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.948810,-0.315846,0.000000,0.000000,0.176359,-0.529785,0.829593,0.000000,-0.261473,0.785472,0.560950,0.000000,-1669472.399098,5015135.683672,3557612.739279,1],    "boundingVolume": {    "region": [1.892097,0.595421,1.892193,0.595644,0.000000,8.793842]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/6/14_1181502.b3dm"}}}