{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950427,-0.310947,0.000000,0.000000,0.173508,-0.530339,0.829841,0.000000,-0.257495,0.787048,0.560582,0.000000,-1644066.249906,5025187.200586,3555275.548149,1],    "boundingVolume": {    "region": [1.886894,0.595016,1.887077,0.595162,0.000000,8.789362]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/14/14_1449717.b3dm"}}}