{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.895636,-0.444787,0.000000,0.000000,0.284307,-0.572489,0.769042,0.000000,-0.341119,0.686887,0.641736,0.000000,-2178706.487865,4387109.270931,4071293.628167,1],    "boundingVolume": {    "region": [2.031672,0.696700,2.031793,0.696818,0.000000,47.144606]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/2/3/3_686816.b3dm"}}}