{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.852862,-0.522136,0.000000,0.000000,0.269407,-0.440053,0.856606,0.000000,-0.446461,0.729255,0.518517,0.000000,-2850156.874702,4655480.291717,3287990.379894,1],    "boundingVolume": {    "region": [2.120103,0.545073,2.120196,0.545157,0.000000,140.438233]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/2/3/1_7936.b3dm"}}}