{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.852839,-0.522174,0.000000,0.000000,0.269360,-0.439931,0.856683,0.000000,-0.446535,0.729302,0.518387,0.000000,-2850628.677356,4655775.880860,3287168.267184,1],    "boundingVolume": {    "region": [2.120118,0.544915,2.120272,0.545012,0.000000,98.780900]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/1/0/0_9878.b3dm"}}}