{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.948807,-0.315855,0.000000,0.000000,0.176366,-0.529790,0.829589,0.000000,-0.261479,0.785466,0.560957,0.000000,-1669510.883397,5015092.202372,3557655.684888,1],    "boundingVolume": {    "region": [1.892106,0.595429,1.892202,0.595652,0.000000,7.823391]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/6/14_1071032.b3dm"}}}