{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.894694,-0.446681,0.000000,0.000000,0.284605,-0.570059,0.770736,0.000000,-0.343331,0.687687,0.639695,0.000000,-2192820.188322,4392181.185591,4058314.514116,1],    "boundingVolume": {    "region": [2.033781,0.694040,2.033915,0.694164,0.000000,37.493128]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/8/8_984857.b3dm"}}}