{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.944322,-0.329022,0.000000,0.000000,0.183929,-0.527894,0.829155,0.000000,-0.272235,0.781340,0.561600,0.000000,-1738190.788142,4988765.856594,3561747.052180,1],    "boundingVolume": {    "region": [1.906006,0.596281,1.906121,0.596356,0.000000,8.778190]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/8/5_671258.b3dm"}}}