{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950676,-0.310186,0.000000,0.000000,0.173306,-0.531158,0.829359,0.000000,-0.256714,0.786792,0.561298,0.000000,-1639085.273540,5023569.978127,3559827.289787,1],    "boundingVolume": {    "region": [1.886127,0.595896,1.886242,0.596011,0.000000,8.696815]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/8/14_1342862.b3dm"}}}