{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950615,-0.310372,0.000000,0.000000,0.173379,-0.531028,0.829427,0.000000,-0.256889,0.786807,0.561197,0.000000,-1640204.939672,5023662.208260,3559185.686164,1],    "boundingVolume": {    "region": [1.886323,0.595775,1.886438,0.595889,0.000000,8.818112]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/10/13_1425234.b3dm"}}}