{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.852947,-0.521998,0.000000,0.000000,0.269337,-0.440098,0.856605,0.000000,-0.446343,0.729326,0.518518,0.000000,-2849402.497125,4655935.758539,3287999.228230,1],    "boundingVolume": {    "region": [2.119942,0.545075,2.120034,0.545159,0.000000,100.381366]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/2/1/1_4414.b3dm"}}}