{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.852868,-0.522127,0.000000,0.000000,0.269412,-0.440071,0.856595,0.000000,-0.446448,0.729250,0.518534,0.000000,-2850073.118987,4655451.138823,3288103.494799,1],    "boundingVolume": {    "region": [2.120093,0.545094,2.120185,0.545178,0.000000,140.438233]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/2/3/1_7961.b3dm"}}}