{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949326,-0.314294,0.000000,0.000000,0.175327,-0.529576,0.829945,0.000000,-0.260299,0.786236,0.560426,0.000000,-1661972.675087,5019999.414813,3554285.385884,1],    "boundingVolume": {    "region": [1.890428,0.594768,1.890590,0.595033,0.000000,14.108846]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/13/12_1372601.b3dm"}}}