{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.948849,-0.315729,0.000000,0.000000,0.176504,-0.530440,0.829144,0.000000,-0.261233,0.785075,0.561617,0.000000,-1667944.488869,5012612.865512,3561853.782805,1],    "boundingVolume": {    "region": [1.891953,0.596286,1.892090,0.596392,0.000000,8.640145]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/13/12_1111731.b3dm"}}}