{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.852787,-0.522259,0.000000,0.000000,0.269449,-0.439978,0.856631,0.000000,-0.446580,0.729213,0.518474,0.000000,-2850916.709171,4655207.963896,3287719.034636,1],    "boundingVolume": {    "region": [2.120217,0.545017,2.120371,0.545114,0.000000,101.162100]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/1/0/1_21343.b3dm"}}}