{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.895796,-0.444466,0.000000,0.000000,0.284095,-0.572576,0.769056,0.000000,-0.340879,0.687021,0.641719,0.000000,-2177175.728108,4387968.138060,4071187.640799,1],    "boundingVolume": {    "region": [2.031314,0.696679,2.031436,0.696797,0.000000,37.137205]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/2/0/3_646552.b3dm"}}}