{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950743,-0.309980,0.000000,0.000000,0.173487,-0.532102,0.828715,0.000000,-0.256343,0.786232,0.562252,0.000000,-1636724.336965,5020008.904733,3565891.056738,1],    "boundingVolume": {    "region": [1.885886,0.597022,1.886051,0.597191,0.000000,7.733669]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/4/5_1323388.b3dm"}}}