{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950198,-0.311646,0.000000,0.000000,0.174284,-0.531387,0.829007,0.000000,-0.257812,0.786061,0.561820,0.000000,-1646100.101815,5018908.704857,3563141.445762,1],    "boundingVolume": {    "region": [1.887645,0.596491,1.887797,0.596677,0.000000,8.770327]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/4/3_1329544.b3dm"}}}