{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.852965,-0.521968,0.000000,0.000000,0.269310,-0.440088,0.856618,0.000000,-0.446324,0.729354,0.518495,0.000000,-2849282.616993,4656111.073297,3287855.821085,1],    "boundingVolume": {    "region": [2.119906,0.545048,2.119999,0.545132,0.000000,100.381366]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/2/1/1_4356.b3dm"}}}