{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.952468,-0.304638,0.000000,0.000000,0.114251,-0.357213,0.927009,0.000000,-0.282134,0.882108,0.377208,0.000000,-1800346.987049,5628887.209050,2390917.161593,1],    "boundingVolume": {    "region": [1.880268,0.386728,1.880441,0.386831,0.000000,10.123090]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/11/21_43643.b3dm"}}}