{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950224,-0.311567,0.000000,0.000000,0.174241,-0.531404,0.829006,0.000000,-0.257746,0.786080,0.561822,0.000000,-1645680.399979,5019034.067809,3563158.615340,1],    "boundingVolume": {    "region": [1.887562,0.596495,1.887714,0.596680,0.000000,8.785472]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/4/3_1399059.b3dm"}}}