{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.852945,-0.522001,0.000000,0.000000,0.269372,-0.440151,0.856566,0.000000,-0.446326,0.729292,0.518582,0.000000,-2849292.652488,4655714.306096,3288405.234868,1],    "boundingVolume": {    "region": [2.119946,0.545149,2.120038,0.545234,0.000000,62.700233]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/2/1/2_4484.b3dm"}}}