{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949931,-0.312460,0.000000,0.000000,0.174246,-0.529737,0.830071,0.000000,-0.258820,0.786857,0.560239,0.000000,-1652527.732928,5023962.728950,3553097.157151,1],    "boundingVolume": {    "region": [1.888496,0.594609,1.888660,0.594740,0.000000,8.874450]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/11/7_1376977.b3dm"}}}