{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.896953,-0.442127,0.000000,0.000000,0.286971,-0.582185,0.760729,0.000000,-0.335385,0.680402,0.651590,0.000000,-2142175.119812,4345878.283629,4133991.060230,1],    "boundingVolume": {    "region": [2.028675,0.709627,2.028854,0.709732,0.000000,10.139010]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/4/9_1781024.b3dm"}}}