{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949022,-0.315210,0.000000,0.000000,0.116289,-0.350119,0.929459,0.000000,-0.292705,0.881266,0.371071,0.000000,-1867774.237247,5623428.454876,2351982.505879,1],    "boundingVolume": {    "region": [1.891420,0.380105,1.891528,0.380220,0.000000,63.195076]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/18/23_3263.b3dm"}}}