{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.894759,-0.446550,0.000000,0.000000,0.284492,-0.570041,0.770790,0.000000,-0.343256,0.687786,0.639629,0.000000,-2192335.520299,4392814.348215,4057893.877112,1],    "boundingVolume": {    "region": [2.033635,0.693954,2.033769,0.694078,0.000000,34.686663]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/7/8_983779.b3dm"}}}