{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.894690,-0.446687,0.000000,0.000000,0.284628,-0.570094,0.770701,0.000000,-0.343321,0.687653,0.639737,0.000000,-2192753.939187,4391968.666023,4058578.519337,1],    "boundingVolume": {    "region": [2.033789,0.694094,2.033922,0.694218,0.000000,42.419424]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/8/9_984838.b3dm"}}}