{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.951930,-0.306316,0.000000,0.000000,0.114680,-0.356387,0.927274,0.000000,-0.283770,0.881864,0.376550,0.000000,-1810784.046427,5627321.545343,2386745.284389,1],    "boundingVolume": {    "region": [1.882094,0.386058,1.882140,0.386081,0.000000,9.018190]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/18/15.b3dm"}}}