{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949618,-0.313410,0.000000,0.000000,0.175294,-0.531132,0.828957,0.000000,-0.259256,0.785533,0.561894,0.000000,-1655318.846660,5015539.327235,3563611.830059,1],    "boundingVolume": {    "region": [1.889528,0.596663,1.889629,0.596684,0.000000,7.818839]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/3/13_1415107.b3dm"}}}