{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950065,-0.312052,0.000000,0.000000,0.174415,-0.531019,0.829215,0.000000,-0.258213,0.786150,0.561511,0.000000,-1648658.948654,5019470.605209,3561179.553018,1],    "boundingVolume": {    "region": [1.888079,0.596106,1.888217,0.596315,0.000000,8.804839]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/4/2_1432374.b3dm"}}}